Commit Graph

4019 Commits

Author SHA1 Message Date
Wojciech Ziemba e4e245ad03 crypto: qat - send admin messages to set of AEs
Update the logic that sends admin messages to be able to target a subset
of Acceleration Engines (AEs) in the device.
In future not all admin messages need to be sent to all the AEs.

Signed-off-by: Wojciech Ziemba <wojciech.ziemba@intel.com>
Signed-off-by: Giovanni Cabiddu <giovanni.cabiddu@intel.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2020-06-18 17:26:43 +10:00
Wojciech Ziemba 624e62ccb2 crypto: qat - update fw init admin msg
This patch tidies up the definition of init/admin request and response
messages by removing the icp_qat_fw_init_admin_resp_pars structure
and embedding it into icp_qat_fw_init_admin_resp.

Signed-off-by: Wojciech Ziemba <wojciech.ziemba@intel.com>
Signed-off-by: Giovanni Cabiddu <giovanni.cabiddu@intel.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2020-06-18 17:26:43 +10:00
Colin Ian King c31b4adee1 crypto: caam/qi2 - remove redundant assignment to ret
The variable ret is being assigned a value that is never read, the
error exit path via label 'unmap' returns -ENOMEM anyhow, so assigning
ret with -ENOMEM is redundamt.

Addresses-Coverity: ("Unused value")
Signed-off-by: Colin Ian King <colin.king@canonical.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2020-06-18 17:26:43 +10:00
Longfang Liu 57b1aac1b4 crypto: hisilicon - update SEC driver module parameter
As stress-ng running SEC engine on the Ubuntu OS,
we found that SEC only supports two threads each with one TFM
based on the default module parameter 'ctx_q_num'.
If running more threads, stress-ng will fail since it cannot
get more TFMs.

In order to fix this, we adjusted the default values
of the module parameters to support more TFMs.

Signed-off-by: Longfang Liu <liulongfang@huawei.com>
Signed-off-by: Zaibo Xu <xuzaibo@huawei.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2020-06-18 17:26:42 +10:00
Giovanni Cabiddu 07b048f41a crypto: qat - remove packed attribute in etr structs
Remove packed attribute in adf_etr_bank_data and adf_etr_ring_data.
Fields in these structures are reordered in order to avoid holes.

Signed-off-by: Giovanni Cabiddu <giovanni.cabiddu@intel.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2020-06-18 17:26:42 +10:00
Wojciech Ziemba 59c14e5e01 crypto: qat - replace user types with kernel ABI __u types
Kernel source code should not contain stdint.h types.
This patch replaces uintXX_t types with kernel space ABI types.

Signed-off-by: Wojciech Ziemba <wojciech.ziemba@intel.com>
Signed-off-by: Giovanni Cabiddu <giovanni.cabiddu@intel.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2020-06-18 17:26:42 +10:00
Wojciech Ziemba 2bfd22766d crypto: qat - replace user types with kernel u types
Kernel source code should not include stdint.h types.
This patch replaces uintXX_t types with respective ones defined in kernel
headers.

Signed-off-by: Wojciech Ziemba <wojciech.ziemba@intel.com>
Signed-off-by: Giovanni Cabiddu <giovanni.cabiddu@intel.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2020-06-18 17:26:41 +10:00
Andrei Botila 060ce5037d crypto: caam/qi2 - add support for dpseci_reset()
Add support for dpseci_reset() command for DPSECI objects.
For DPSECI DPAA2 objects with version lower than v5.4 reset command
was broken in MC f/w.

Signed-off-by: Andrei Botila <andrei.botila@nxp.com>
Reviewed-by: Horia Geantă <horia.geanta@nxp.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2020-06-18 17:19:45 +10:00
Dan Carpenter 7f94adf218 crypto: hisilicon - allow smaller reads in debugfs
Originally this code rejected any read less than 256 bytes.  There
is no need for this artificial limit.  We should just use the normal
helper functions to read a string from the kernel.

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2020-06-18 17:19:45 +10:00
Andrey Smirnov 58e5b0157e crypto: caam - add clock info for VFxxx SoCs
Add a small bit of plumbing necessary to use CAAM on VFxxx SoCs.

Signed-off-by: Andrey Smirnov <andrew.smirnov@gmail.com>
Cc: Chris Healy <cphealy@gmail.com>
Cc: Fabio Estevam <festevam@gmail.com>
Cc: linux-imx@nxp.com
Cc: linux-kernel@vger.kernel.org
Reviewed-by: Horia Geantă <horia.geanta@nxp.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2020-06-18 17:19:45 +10:00
Giovanni Cabiddu 1532e31f50 crypto: qat - convert to SPDX License Identifiers
Replace License Headers with SPDX License Identifiers.

Signed-off-by: Giovanni Cabiddu <giovanni.cabiddu@intel.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2020-06-18 17:19:44 +10:00
Gustavo A. R. Silva 6c48764aa4 crypto: Replace zero-length array with flexible-array
There is a regular need in the kernel to provide a way to declare having a
dynamically sized set of trailing elements in a structure. Kernel code should
always use “flexible array members”[1] for these cases. The older style of
one-element or zero-length arrays should no longer be used[2].

[1] https://en.wikipedia.org/wiki/Flexible_array_member
[2] https://github.com/KSPP/linux/issues/21

Signed-off-by: Gustavo A. R. Silva <gustavoars@kernel.org>
2020-06-15 23:08:31 -05:00
Dan Carpenter 1f5b07f5dd crypto: marvell/octeontx - Fix a potential NULL dereference
Smatch reports that:

    drivers/crypto/marvell/octeontx/otx_cptvf_algs.c:132 otx_cpt_aead_callback()
    warn: variable dereferenced before check 'cpt_info' (see line 121)

This function is called from process_pending_queue() as:

drivers/crypto/marvell/octeontx/otx_cptvf_reqmgr.c
   599                  /*
   600                   * Call callback after current pending entry has been
   601                   * processed, we don't do it if the callback pointer is
   602                   * invalid.
   603                   */
   604                  if (callback)
   605                          callback(res_code, areq, cpt_info);

It does appear to me that "cpt_info" can be NULL so this could lead to
a NULL dereference.

Fixes: 10b4f09491 ("crypto: marvell - add the Virtual Function driver for CPT")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2020-06-15 17:38:54 +10:00
Heinrich Schuchardt 24c7bf0894 crypto: caam - fix typos
Fix CAAM related typos.

Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
Reviewed-by: Horia Geantă <horia.geanta@nxp.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2020-06-15 17:38:54 +10:00
Herbert Xu 376bd28d03 crypto: ccp - Fix sparse warnings in sev-dev
This patch fixes a bunch of sparse warnings in sev-dev where the
__user marking is incorrectly handled.

Reported-by: kbuild test robot <lkp@intel.com>
Fixes: 7360e4b143 ("crypto: ccp: Implement SEV_PEK_CERT_IMPORT...")
Fixes: e799035609 ("crypto: ccp: Implement SEV_PEK_CSR ioctl...")
Fixes: 76a2b524a4 ("crypto: ccp: Implement SEV_PDH_CERT_EXPORT...")
Fixes: d6112ea0cb ("crypto: ccp - introduce SEV_GET_ID2 command")
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Reviewed-by: Brijesh Singh <brijesh.singh@amd.com>
Acked-by: Tom Lendacky <thomas.lendacky@amd.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2020-06-15 17:38:53 +10:00
Herbert Xu c61e5644c6 crypto: hisilicon - Cap block size at 2^31
The function hisi_acc_create_sg_pool may allocate a block of
memory of size PAGE_SIZE * 2^(MAX_ORDER - 1).  This value may
exceed 2^31 on ia64, which would overflow the u32.

This patch caps it at 2^31.

Reported-by: kernel test robot <lkp@intel.com>
Fixes: d8ac7b8523 ("crypto: hisilicon - fix large sgl memory...")
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2020-06-15 17:38:53 +10:00
Linus Torvalds 96144c58ab Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
Pull networking fixes from David Miller:

 1) Fix cfg80211 deadlock, from Johannes Berg.

 2) RXRPC fails to send norigications, from David Howells.

 3) MPTCP RM_ADDR parsing has an off by one pointer error, fix from
    Geliang Tang.

 4) Fix crash when using MSG_PEEK with sockmap, from Anny Hu.

 5) The ucc_geth driver needs __netdev_watchdog_up exported, from
    Valentin Longchamp.

 6) Fix hashtable memory leak in dccp, from Wang Hai.

 7) Fix how nexthops are marked as FDB nexthops, from David Ahern.

 8) Fix mptcp races between shutdown and recvmsg, from Paolo Abeni.

 9) Fix crashes in tipc_disc_rcv(), from Tuong Lien.

10) Fix link speed reporting in iavf driver, from Brett Creeley.

11) When a channel is used for XSK and then reused again later for XSK,
    we forget to clear out the relevant data structures in mlx5 which
    causes all kinds of problems. Fix from Maxim Mikityanskiy.

12) Fix memory leak in genetlink, from Cong Wang.

13) Disallow sockmap attachments to UDP sockets, it simply won't work.
    From Lorenz Bauer.

* git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net: (83 commits)
  net: ethernet: ti: ale: fix allmulti for nu type ale
  net: ethernet: ti: am65-cpsw-nuss: fix ale parameters init
  net: atm: Remove the error message according to the atomic context
  bpf: Undo internal BPF_PROBE_MEM in BPF insns dump
  libbpf: Support pre-initializing .bss global variables
  tools/bpftool: Fix skeleton codegen
  bpf: Fix memlock accounting for sock_hash
  bpf: sockmap: Don't attach programs to UDP sockets
  bpf: tcp: Recv() should return 0 when the peer socket is closed
  ibmvnic: Flush existing work items before device removal
  genetlink: clean up family attributes allocations
  net: ipa: header pad field only valid for AP->modem endpoint
  net: ipa: program upper nibbles of sequencer type
  net: ipa: fix modem LAN RX endpoint id
  net: ipa: program metadata mask differently
  ionic: add pcie_print_link_status
  rxrpc: Fix race between incoming ACK parser and retransmitter
  net/mlx5: E-Switch, Fix some error pointer dereferences
  net/mlx5: Don't fail driver on failure to create debugfs
  net/mlx5e: CT: Fix ipv6 nat header rewrite actions
  ...
2020-06-13 16:27:13 -07:00
Linus Torvalds 6adc19fd13 Kbuild updates for v5.8 (2nd)
- fix build rules in binderfs sample
 
  - fix build errors when Kbuild recurses to the top Makefile
 
  - covert '---help---' in Kconfig to 'help'
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Merge tag 'kbuild-v5.8-2' of git://git.kernel.org/pub/scm/linux/kernel/git/masahiroy/linux-kbuild

Pull more Kbuild updates from Masahiro Yamada:

 - fix build rules in binderfs sample

 - fix build errors when Kbuild recurses to the top Makefile

 - covert '---help---' in Kconfig to 'help'

* tag 'kbuild-v5.8-2' of git://git.kernel.org/pub/scm/linux/kernel/git/masahiroy/linux-kbuild:
  treewide: replace '---help---' in Kconfig files with 'help'
  kbuild: fix broken builds because of GZIP,BZIP2,LZOP variables
  samples: binderfs: really compile this sample and fix build issues
2020-06-13 13:29:16 -07:00
Masahiro Yamada a7f7f6248d treewide: replace '---help---' in Kconfig files with 'help'
Since commit 84af7a6194 ("checkpatch: kconfig: prefer 'help' over
'---help---'"), the number of '---help---' has been gradually
decreasing, but there are still more than 2400 instances.

This commit finishes the conversion. While I touched the lines,
I also fixed the indentation.

There are a variety of indentation styles found.

  a) 4 spaces + '---help---'
  b) 7 spaces + '---help---'
  c) 8 spaces + '---help---'
  d) 1 space + 1 tab + '---help---'
  e) 1 tab + '---help---'    (correct indentation)
  f) 1 tab + 1 space + '---help---'
  g) 1 tab + 2 spaces + '---help---'

In order to convert all of them to 1 tab + 'help', I ran the
following commend:

  $ find . -name 'Kconfig*' | xargs sed -i 's/^[[:space:]]*---help---/\thelp/'

Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
2020-06-14 01:57:21 +09:00
Linus Torvalds e8de4575cf Merge branch 'linus' of git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6
Pull crypto fixes from Herbert Xu:
 "A number of fixes to the omap and nitrox drivers"

* 'linus' of git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6:
  crypto: cavium/nitrox - Fix 'nitrox_get_first_device()' when ndevlist is fully iterated
  crypto: omap-sham - add proper load balancing support for multicore
  crypto: omap-aes - prevent unregistering algorithms twice
  crypto: omap-sham - fix very small data size handling
  crypto: omap-sham - huge buffer access fixes
  crypto: omap-crypto - fix userspace copied buffer access
  crypto: omap-sham - force kernel driver usage for sha algos
  crypto: omap-aes - avoid spamming console with self tests
2020-06-11 11:02:13 -07:00
Ayush Sawal 8b9914cd72 Crypto/chcr: Checking cra_refcnt before unregistering the algorithms
This patch puts a check for algorithm unregister, to avoid removal of
driver if the algorithm is under use.

Signed-off-by: Ayush Sawal <ayush.sawal@chelsio.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2020-06-10 17:05:02 -07:00
Ayush Sawal fb90a1c85d Crypto/chcr: Calculate src and dst sg lengths separately for dma map
This patch calculates src and dst sg lengths separately for
dma mapping in case of aead operation.

This fixes a panic which occurs due to the accessing of a zero
length sg.
Panic:
[  138.173225] kernel BUG at drivers/iommu/intel-iommu.c:1184!

Signed-off-by: Ayush Sawal <ayush.sawal@chelsio.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2020-06-10 17:05:02 -07:00
Linus Torvalds 09102704c6 virtio: features, fixes
virtio-mem
 doorbell mapping for vdpa
 config interrupt support in ifc
 fixes all over the place
 
 Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
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Merge tag 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mst/vhost

Pull virtio updates from Michael Tsirkin:

 - virtio-mem: paravirtualized memory hotplug

 - support doorbell mapping for vdpa

 - config interrupt support in ifc

 - fixes all over the place

* tag 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mst/vhost: (40 commits)
  vhost/test: fix up after API change
  virtio_mem: convert device block size into 64bit
  virtio-mem: drop unnecessary initialization
  ifcvf: implement config interrupt in IFCVF
  vhost: replace -1 with VHOST_FILE_UNBIND in ioctls
  vhost_vdpa: Support config interrupt in vdpa
  ifcvf: ignore continuous setting same status value
  virtio-mem: Don't rely on implicit compiler padding for requests
  virtio-mem: Try to unplug the complete online memory block first
  virtio-mem: Use -ETXTBSY as error code if the device is busy
  virtio-mem: Unplug subblocks right-to-left
  virtio-mem: Drop manual check for already present memory
  virtio-mem: Add parent resource for all added "System RAM"
  virtio-mem: Better retry handling
  virtio-mem: Offline and remove completely unplugged memory blocks
  mm/memory_hotplug: Introduce offline_and_remove_memory()
  virtio-mem: Allow to offline partially unplugged memory blocks
  mm: Allow to offline unmovable PageOffline() pages via MEM_GOING_OFFLINE
  virtio-mem: Paravirtualized memory hotunplug part 2
  virtio-mem: Paravirtualized memory hotunplug part 1
  ...
2020-06-10 13:42:09 -07:00
Linus Torvalds af7b480103 Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
Pull networking fixes from David Miller:

 - Fix the build with certain Kconfig combinations for the Chelsio
   inline TLS device, from Rohit Maheshwar and Vinay Kumar Yadavi.

 - Fix leak in genetlink, from Cong Lang.

 - Fix out of bounds packet header accesses in seg6, from Ahmed
   Abdelsalam.

 - Two XDP fixes in the ENA driver, from Sameeh Jubran

 - Use rwsem in device rename instead of a seqcount because this code
   can sleep, from Ahmed S. Darwish.

 - Fix WoL regressions in r8169, from Heiner Kallweit.

 - Fix qed crashes in kdump mode, from Alok Prasad.

 - Fix the callbacks used for certain thermal zones in mlxsw, from Vadim
   Pasternak.

* git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net: (35 commits)
  net: dsa: lantiq_gswip: fix and improve the unsupported interface error
  mlxsw: core: Use different get_trend() callbacks for different thermal zones
  net: dp83869: Reset return variable if PHY strap is read
  rhashtable: Drop raw RCU deref in nested_table_free
  cxgb4: Use kfree() instead kvfree() where appropriate
  net: qed: fixes crash while running driver in kdump kernel
  vsock/vmci: make vmci_vsock_transport_cb() static
  net: ethtool: Fix comment mentioning typo in IS_ENABLED()
  net: phy: mscc: fix Serdes configuration in vsc8584_config_init
  net: mscc: Fix OF_MDIO config check
  net: marvell: Fix OF_MDIO config check
  net: dp83867: Fix OF_MDIO config check
  net: dp83869: Fix OF_MDIO config check
  net: ethernet: mvneta: fix MVNETA_SKB_HEADROOM alignment
  ethtool: linkinfo: remove an unnecessary NULL check
  net/xdp: use shift instead of 64 bit division
  crypto/chtls:Fix compile error when CONFIG_IPV6 is disabled
  inet_connection_sock: clear inet_num out of destroy helper
  yam: fix possible memory leak in yam_init_driver
  lan743x: Use correct MAC_CR configuration for 1 GBit speed
  ...
2020-06-07 17:27:45 -07:00
Linus Torvalds 9aa900c809 Char/Misc driver patches for 5.8-rc1
Here is the large set of char/misc driver patches for 5.8-rc1
 
 Included in here are:
 	- habanalabs driver updates, loads
 	- mhi bus driver updates
 	- extcon driver updates
 	- clk driver updates (approved by the clock maintainer)
 	- firmware driver updates
 	- fpga driver updates
 	- gnss driver updates
 	- coresight driver updates
 	- interconnect driver updates
 	- parport driver updates (it's still alive!)
 	- nvmem driver updates
 	- soundwire driver updates
 	- visorbus driver updates
 	- w1 driver updates
 	- various misc driver updates
 
 In short, loads of different driver subsystem updates along with the
 drivers as well.
 
 All have been in linux-next for a while with no reported issues.
 
 Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Merge tag 'char-misc-5.8-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc

Pull char/misc driver updates from Greg KH:
 "Here is the large set of char/misc driver patches for 5.8-rc1

  Included in here are:

   - habanalabs driver updates, loads

   - mhi bus driver updates

   - extcon driver updates

   - clk driver updates (approved by the clock maintainer)

   - firmware driver updates

   - fpga driver updates

   - gnss driver updates

   - coresight driver updates

   - interconnect driver updates

   - parport driver updates (it's still alive!)

   - nvmem driver updates

   - soundwire driver updates

   - visorbus driver updates

   - w1 driver updates

   - various misc driver updates

  In short, loads of different driver subsystem updates along with the
  drivers as well.

  All have been in linux-next for a while with no reported issues"

* tag 'char-misc-5.8-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc: (233 commits)
  habanalabs: correctly cast u64 to void*
  habanalabs: initialize variable to default value
  extcon: arizona: Fix runtime PM imbalance on error
  extcon: max14577: Add proper dt-compatible strings
  extcon: adc-jack: Fix an error handling path in 'adc_jack_probe()'
  extcon: remove redundant assignment to variable idx
  w1: omap-hdq: print dev_err if irq flags are not cleared
  w1: omap-hdq: fix interrupt handling which did show spurious timeouts
  w1: omap-hdq: fix return value to be -1 if there is a timeout
  w1: omap-hdq: cleanup to add missing newline for some dev_dbg
  /dev/mem: Revoke mappings when a driver claims the region
  misc: xilinx-sdfec: convert get_user_pages() --> pin_user_pages()
  misc: xilinx-sdfec: cleanup return value in xsdfec_table_write()
  misc: xilinx-sdfec: improve get_user_pages_fast() error handling
  nvmem: qfprom: remove incorrect write support
  habanalabs: handle MMU cache invalidation timeout
  habanalabs: don't allow hard reset with open processes
  habanalabs: GAUDI does not support soft-reset
  habanalabs: add print for soft reset due to event
  habanalabs: improve MMU cache invalidation code
  ...
2020-06-07 10:59:32 -07:00
Linus Torvalds 7ae77150d9 powerpc updates for 5.8
- Support for userspace to send requests directly to the on-chip GZIP
    accelerator on Power9.
 
  - Rework of our lockless page table walking (__find_linux_pte()) to make it
    safe against parallel page table manipulations without relying on an IPI for
    serialisation.
 
  - A series of fixes & enhancements to make our machine check handling more
    robust.
 
  - Lots of plumbing to add support for "prefixed" (64-bit) instructions on
    Power10.
 
  - Support for using huge pages for the linear mapping on 8xx (32-bit).
 
  - Remove obsolete Xilinx PPC405/PPC440 support, and an associated sound driver.
 
  - Removal of some obsolete 40x platforms and associated cruft.
 
  - Initial support for booting on Power10.
 
  - Lots of other small features, cleanups & fixes.
 
 Thanks to:
   Alexey Kardashevskiy, Alistair Popple, Andrew Donnellan, Andrey Abramov,
   Aneesh Kumar K.V, Balamuruhan S, Bharata B Rao, Bulent Abali, Cédric Le
   Goater, Chen Zhou, Christian Zigotzky, Christophe JAILLET, Christophe Leroy,
   Dmitry Torokhov, Emmanuel Nicolet, Erhard F., Gautham R. Shenoy, Geoff Levand,
   George Spelvin, Greg Kurz, Gustavo A. R. Silva, Gustavo Walbon, Haren Myneni,
   Hari Bathini, Joel Stanley, Jordan Niethe, Kajol Jain, Kees Cook, Leonardo
   Bras, Madhavan Srinivasan., Mahesh Salgaonkar, Markus Elfring, Michael
   Neuling, Michal Simek, Nathan Chancellor, Nathan Lynch, Naveen N. Rao,
   Nicholas Piggin, Oliver O'Halloran, Paul Mackerras, Pingfan Liu, Qian Cai, Ram
   Pai, Raphael Moreira Zinsly, Ravi Bangoria, Sam Bobroff, Sandipan Das, Segher
   Boessenkool, Stephen Rothwell, Sukadev Bhattiprolu, Tyrel Datwyler, Wolfram
   Sang, Xiongfeng Wang.
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Merge tag 'powerpc-5.8-1' of git://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux

Pull powerpc updates from Michael Ellerman:

 - Support for userspace to send requests directly to the on-chip GZIP
   accelerator on Power9.

 - Rework of our lockless page table walking (__find_linux_pte()) to
   make it safe against parallel page table manipulations without
   relying on an IPI for serialisation.

 - A series of fixes & enhancements to make our machine check handling
   more robust.

 - Lots of plumbing to add support for "prefixed" (64-bit) instructions
   on Power10.

 - Support for using huge pages for the linear mapping on 8xx (32-bit).

 - Remove obsolete Xilinx PPC405/PPC440 support, and an associated sound
   driver.

 - Removal of some obsolete 40x platforms and associated cruft.

 - Initial support for booting on Power10.

 - Lots of other small features, cleanups & fixes.

Thanks to: Alexey Kardashevskiy, Alistair Popple, Andrew Donnellan,
Andrey Abramov, Aneesh Kumar K.V, Balamuruhan S, Bharata B Rao, Bulent
Abali, Cédric Le Goater, Chen Zhou, Christian Zigotzky, Christophe
JAILLET, Christophe Leroy, Dmitry Torokhov, Emmanuel Nicolet, Erhard F.,
Gautham R. Shenoy, Geoff Levand, George Spelvin, Greg Kurz, Gustavo A.
R. Silva, Gustavo Walbon, Haren Myneni, Hari Bathini, Joel Stanley,
Jordan Niethe, Kajol Jain, Kees Cook, Leonardo Bras, Madhavan
Srinivasan., Mahesh Salgaonkar, Markus Elfring, Michael Neuling, Michal
Simek, Nathan Chancellor, Nathan Lynch, Naveen N. Rao, Nicholas Piggin,
Oliver O'Halloran, Paul Mackerras, Pingfan Liu, Qian Cai, Ram Pai,
Raphael Moreira Zinsly, Ravi Bangoria, Sam Bobroff, Sandipan Das, Segher
Boessenkool, Stephen Rothwell, Sukadev Bhattiprolu, Tyrel Datwyler,
Wolfram Sang, Xiongfeng Wang.

* tag 'powerpc-5.8-1' of git://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux: (299 commits)
  powerpc/pseries: Make vio and ibmebus initcalls pseries specific
  cxl: Remove dead Kconfig options
  powerpc: Add POWER10 architected mode
  powerpc/dt_cpu_ftrs: Add MMA feature
  powerpc/dt_cpu_ftrs: Enable Prefixed Instructions
  powerpc/dt_cpu_ftrs: Advertise support for ISA v3.1 if selected
  powerpc: Add support for ISA v3.1
  powerpc: Add new HWCAP bits
  powerpc/64s: Don't set FSCR bits in INIT_THREAD
  powerpc/64s: Save FSCR to init_task.thread.fscr after feature init
  powerpc/64s: Don't let DT CPU features set FSCR_DSCR
  powerpc/64s: Don't init FSCR_DSCR in __init_FSCR()
  powerpc/32s: Fix another build failure with CONFIG_PPC_KUAP_DEBUG
  powerpc/module_64: Use special stub for _mcount() with -mprofile-kernel
  powerpc/module_64: Simplify check for -mprofile-kernel ftrace relocations
  powerpc/module_64: Consolidate ftrace code
  powerpc/32: Disable KASAN with pages bigger than 16k
  powerpc/uaccess: Don't set KUEP by default on book3s/32
  powerpc/uaccess: Don't set KUAP by default on book3s/32
  powerpc/8xx: Reduce time spent in allow_user_access() and friends
  ...
2020-06-05 12:39:30 -07:00
Vinay Kumar Yadav a624a86510 crypto/chtls:Fix compile error when CONFIG_IPV6 is disabled
Fix compile errors,warnings when CONFIG_IPV6 is disabled and
inconsistent indenting.

v1->v2:
- Corrected errors/warnings reported when used newer gcc version,
  unused array.

Fixes: 6abde0b241 ("crypto/chtls: IPv6 support for inline TLS")
Signed-off-by: Vinay Kumar Yadav <vinay.yadav@chelsio.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2020-06-04 16:02:29 -07:00
Longpeng(Mike) d90ca42012 crypto: virtio: Fix dest length calculation in __virtio_crypto_skcipher_do_req()
The src/dst length is not aligned with AES_BLOCK_SIZE(which is 16) in some
testcases in tcrypto.ko.

For example, the src/dst length of one of cts(cbc(aes))'s testcase is 17, the
crypto_virtio driver will set @src_data_len=16 but @dst_data_len=17 in this
case and get a wrong at then end.

  SRC: pp pp pp pp pp pp pp pp pp pp pp pp pp pp pp pp pp (17 bytes)
  EXP: cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc pp (17 bytes)
  DST: cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc 00 (pollute the last bytes)
  (pp: plaintext  cc:ciphertext)

Fix this issue by limit the length of dest buffer.

Fixes: dbaf0624ff ("crypto: add virtio-crypto driver")
Cc: Gonglei <arei.gonglei@huawei.com>
Cc: Herbert Xu <herbert@gondor.apana.org.au>
Cc: "Michael S. Tsirkin" <mst@redhat.com>
Cc: Jason Wang <jasowang@redhat.com>
Cc: "David S. Miller" <davem@davemloft.net>
Cc: virtualization@lists.linux-foundation.org
Cc: linux-kernel@vger.kernel.org
Cc: stable@vger.kernel.org
Signed-off-by: Longpeng(Mike) <longpeng2@huawei.com>
Link: https://lore.kernel.org/r/20200602070501.2023-4-longpeng2@huawei.com
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2020-06-04 15:36:51 -04:00
Longpeng(Mike) 8c855f0720 crypto: virtio: Fix use-after-free in virtio_crypto_skcipher_finalize_req()
The system'll crash when the users insmod crypto/tcrypto.ko with mode=155
( testing "authenc(hmac(sha1),cbc(aes))" ). It's caused by reuse the memory
of request structure.

In crypto_authenc_init_tfm(), the reqsize is set to:
  [PART 1] sizeof(authenc_request_ctx) +
  [PART 2] ictx->reqoff +
  [PART 3] MAX(ahash part, skcipher part)
and the 'PART 3' is used by both ahash and skcipher in turn.

When the virtio_crypto driver finish skcipher req, it'll call ->complete
callback(in crypto_finalize_skcipher_request) and then free its
resources whose pointers are recorded in 'skcipher parts'.

However, the ->complete is 'crypto_authenc_encrypt_done' in this case,
it will use the 'ahash part' of the request and change its content,
so virtio_crypto driver will get the wrong pointer after ->complete
finish and mistakenly free some other's memory. So the system will crash
when these memory will be used again.

The resources which need to be cleaned up are not used any more. But the
pointers of these resources may be changed in the function
"crypto_finalize_skcipher_request". Thus release specific resources before
calling this function.

Fixes: dbaf0624ff ("crypto: add virtio-crypto driver")
Reported-by: LABBE Corentin <clabbe@baylibre.com>
Cc: Gonglei <arei.gonglei@huawei.com>
Cc: Herbert Xu <herbert@gondor.apana.org.au>
Cc: "Michael S. Tsirkin" <mst@redhat.com>
Cc: Jason Wang <jasowang@redhat.com>
Cc: "David S. Miller" <davem@davemloft.net>
Cc: virtualization@lists.linux-foundation.org
Cc: linux-kernel@vger.kernel.org
Cc: stable@vger.kernel.org
Link: https://lore.kernel.org/r/20200123101000.GB24255@Red
Acked-by: Gonglei <arei.gonglei@huawei.com>
Signed-off-by: Longpeng(Mike) <longpeng2@huawei.com>
Link: https://lore.kernel.org/r/20200602070501.2023-3-longpeng2@huawei.com
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2020-06-04 15:36:51 -04:00
Longpeng(Mike) b02989f37f crypto: virtio: Fix src/dst scatterlist calculation in __virtio_crypto_skcipher_do_req()
The system will crash when the users insmod crypto/tcrypt.ko with mode=38
( testing "cts(cbc(aes))" ).

Usually the next entry of one sg will be @sg@ + 1, but if this sg element
is part of a chained scatterlist, it could jump to the start of a new
scatterlist array. Fix it by sg_next() on calculation of src/dst
scatterlist.

Fixes: dbaf0624ff ("crypto: add virtio-crypto driver")
Reported-by: LABBE Corentin <clabbe@baylibre.com>
Cc: Herbert Xu <herbert@gondor.apana.org.au>
Cc: "Michael S. Tsirkin" <mst@redhat.com>
Cc: Jason Wang <jasowang@redhat.com>
Cc: "David S. Miller" <davem@davemloft.net>
Cc: virtualization@lists.linux-foundation.org
Cc: linux-kernel@vger.kernel.org
Cc: stable@vger.kernel.org
Link: https://lore.kernel.org/r/20200123101000.GB24255@Red
Signed-off-by: Gonglei <arei.gonglei@huawei.com>
Signed-off-by: Longpeng(Mike) <longpeng2@huawei.com>
Link: https://lore.kernel.org/r/20200602070501.2023-2-longpeng2@huawei.com
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2020-06-04 15:36:51 -04:00
Christophe JAILLET 320bdbd816 crypto: cavium/nitrox - Fix 'nitrox_get_first_device()' when ndevlist is fully iterated
When a list is completely iterated with 'list_for_each_entry(x, ...)', x is
not NULL at the end.

While at it, remove a useless initialization of the ndev variable. It
is overridden by 'list_for_each_entry'.

Fixes: f2663872f0 ("crypto: cavium - Register the CNN55XX supported crypto algorithms.")
Cc: <stable@vger.kernel.org>
Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2020-06-04 22:06:26 +10:00
Tero Kristo 281c377872 crypto: omap-sham - add proper load balancing support for multicore
The current implementation of the multiple accelerator core support for
OMAP SHA does not work properly. It always picks up the first probed
accelerator core if this is available, and rest of the book keeping also
gets confused if there are two cores available. Add proper load
balancing support for SHA, and also fix any bugs related to the
multicore support while doing it.

Signed-off-by: Tero Kristo <t-kristo@ti.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2020-06-04 22:03:43 +10:00
Tero Kristo 9ef4e6e5e3 crypto: omap-aes - prevent unregistering algorithms twice
Most of the OMAP family SoCs contain two instances for AES core, which
causes the remove callbacks to be also done twice when driver is
removed. Fix the algorithm unregister callbacks to take into account the
number of algorithms still registered to avoid removing these twice.

Signed-off-by: Tero Kristo <t-kristo@ti.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2020-06-04 22:03:42 +10:00
Tero Kristo 63832a0c6f crypto: omap-sham - fix very small data size handling
With very small data sizes, the whole data can end up in the xmit
buffer. This code path does not set the sg_len properly which causes the
core dma framework to crash. Fix by adding the proper size in place.
Also, the data length must be a multiple of block-size, so extend the
DMA data size while here.

Signed-off-by: Tero Kristo <t-kristo@ti.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2020-06-04 22:03:41 +10:00
Tero Kristo 6395166d7a crypto: omap-sham - huge buffer access fixes
The ctx internal buffer can only hold buflen amount of data, don't try
to copy over more than that. Also, initialize the context sg pointer
if we only have data in the context internal buffer, this can happen
when closing a hash with certain data amounts.

Signed-off-by: Tero Kristo <t-kristo@ti.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2020-06-04 22:03:41 +10:00
Tero Kristo 7e34e0bbc6 crypto: omap-crypto - fix userspace copied buffer access
In case buffers are copied from userspace, directly accessing the page
will most likely fail because it hasn't been mapped into the kernel
memory space. Fix the issue by forcing a kmap / kunmap within the
cleanup functionality.

Signed-off-by: Tero Kristo <t-kristo@ti.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2020-06-04 22:03:40 +10:00
Tero Kristo 8dc43636e3 crypto: omap-sham - force kernel driver usage for sha algos
As the hardware acceleration for the omap-sham algos is not available
from userspace, force kernel driver usage. Without this flag in place,
openssl 1.1 implementation thinks it can accelerate sha algorithms on
omap devices directly from userspace.

Signed-off-by: Tero Kristo <t-kristo@ti.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2020-06-04 22:03:40 +10:00
Tero Kristo b29cb8d645 crypto: omap-aes - avoid spamming console with self tests
Running the self test suite for omap-aes with extra tests enabled causes
huge spam with the tag message wrong indicators. With self tests, this
is fine as there are some tests that purposedly pass bad data to the
driver. Also, returning -EBADMSG from the driver is enough, so remove the
dev_err message completely.

Signed-off-by: Tero Kristo <t-kristo@ti.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2020-06-04 22:03:39 +10:00
Linus Torvalds cb8e59cc87 Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net-next
Pull networking updates from David Miller:

 1) Allow setting bluetooth L2CAP modes via socket option, from Luiz
    Augusto von Dentz.

 2) Add GSO partial support to igc, from Sasha Neftin.

 3) Several cleanups and improvements to r8169 from Heiner Kallweit.

 4) Add IF_OPER_TESTING link state and use it when ethtool triggers a
    device self-test. From Andrew Lunn.

 5) Start moving away from custom driver versions, use the globally
    defined kernel version instead, from Leon Romanovsky.

 6) Support GRO vis gro_cells in DSA layer, from Alexander Lobakin.

 7) Allow hard IRQ deferral during NAPI, from Eric Dumazet.

 8) Add sriov and vf support to hinic, from Luo bin.

 9) Support Media Redundancy Protocol (MRP) in the bridging code, from
    Horatiu Vultur.

10) Support netmap in the nft_nat code, from Pablo Neira Ayuso.

11) Allow UDPv6 encapsulation of ESP in the ipsec code, from Sabrina
    Dubroca. Also add ipv6 support for espintcp.

12) Lots of ReST conversions of the networking documentation, from Mauro
    Carvalho Chehab.

13) Support configuration of ethtool rxnfc flows in bcmgenet driver,
    from Doug Berger.

14) Allow to dump cgroup id and filter by it in inet_diag code, from
    Dmitry Yakunin.

15) Add infrastructure to export netlink attribute policies to
    userspace, from Johannes Berg.

16) Several optimizations to sch_fq scheduler, from Eric Dumazet.

17) Fallback to the default qdisc if qdisc init fails because otherwise
    a packet scheduler init failure will make a device inoperative. From
    Jesper Dangaard Brouer.

18) Several RISCV bpf jit optimizations, from Luke Nelson.

19) Correct the return type of the ->ndo_start_xmit() method in several
    drivers, it's netdev_tx_t but many drivers were using
    'int'. From Yunjian Wang.

20) Add an ethtool interface for PHY master/slave config, from Oleksij
    Rempel.

21) Add BPF iterators, from Yonghang Song.

22) Add cable test infrastructure, including ethool interfaces, from
    Andrew Lunn. Marvell PHY driver is the first to support this
    facility.

23) Remove zero-length arrays all over, from Gustavo A. R. Silva.

24) Calculate and maintain an explicit frame size in XDP, from Jesper
    Dangaard Brouer.

25) Add CAP_BPF, from Alexei Starovoitov.

26) Support terse dumps in the packet scheduler, from Vlad Buslov.

27) Support XDP_TX bulking in dpaa2 driver, from Ioana Ciornei.

28) Add devm_register_netdev(), from Bartosz Golaszewski.

29) Minimize qdisc resets, from Cong Wang.

30) Get rid of kernel_getsockopt and kernel_setsockopt in order to
    eliminate set_fs/get_fs calls. From Christoph Hellwig.

* git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net-next: (2517 commits)
  selftests: net: ip_defrag: ignore EPERM
  net_failover: fixed rollback in net_failover_open()
  Revert "tipc: Fix potential tipc_aead refcnt leak in tipc_crypto_rcv"
  Revert "tipc: Fix potential tipc_node refcnt leak in tipc_rcv"
  vmxnet3: allow rx flow hash ops only when rss is enabled
  hinic: add set_channels ethtool_ops support
  selftests/bpf: Add a default $(CXX) value
  tools/bpf: Don't use $(COMPILE.c)
  bpf, selftests: Use bpf_probe_read_kernel
  s390/bpf: Use bcr 0,%0 as tail call nop filler
  s390/bpf: Maintain 8-byte stack alignment
  selftests/bpf: Fix verifier test
  selftests/bpf: Fix sample_cnt shared between two threads
  bpf, selftests: Adapt cls_redirect to call csum_level helper
  bpf: Add csum_level helper for fixing up csum levels
  bpf: Fix up bpf_skb_adjust_room helper's skb csum setting
  sfc: add missing annotation for efx_ef10_try_update_nic_stats_vf()
  crypto/chtls: IPv6 support for inline TLS
  Crypto/chcr: Fixes a coccinile check error
  Crypto/chcr: Fixes compilations warnings
  ...
2020-06-03 16:27:18 -07:00
Linus Torvalds e0cd920687 Merge branch 'uaccess.access_ok' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
Pull uaccess/access_ok updates from Al Viro:
 "Removals of trivially pointless access_ok() calls.

  Note: the fiemap stuff was removed from the series, since they are
  duplicates with part of ext4 series carried in Ted's tree"

* 'uaccess.access_ok' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs:
  vmci_host: get rid of pointless access_ok()
  hfi1: get rid of pointless access_ok()
  usb: get rid of pointless access_ok() calls
  lpfc_debugfs: get rid of pointless access_ok()
  efi_test: get rid of pointless access_ok()
  drm_read(): get rid of pointless access_ok()
  via-pmu: don't bother with access_ok()
  drivers/crypto/ccp/sev-dev.c: get rid of pointless access_ok()
  omapfb: get rid of pointless access_ok() calls
  amifb: get rid of pointless access_ok() calls
  drivers/fpga/dfl-afu-dma-region.c: get rid of pointless access_ok()
  drivers/fpga/dfl-fme-pr.c: get rid of pointless access_ok()
  cm4000_cs.c cmm_ioctl(): get rid of pointless access_ok()
  nvram: drop useless access_ok()
  n_hdlc_tty_read(): remove pointless access_ok()
  tomoyo_write_control(): get rid of pointless access_ok()
  btrfs_ioctl_send(): don't bother with access_ok()
  fat_dir_ioctl(): hadn't needed that access_ok() for more than a decade...
  dlmfs_file_write(): get rid of pointless access_ok()
2020-06-01 16:09:43 -07:00
Vinay Kumar Yadav 6abde0b241 crypto/chtls: IPv6 support for inline TLS
Extends support to IPv6 for Inline TLS server.

Signed-off-by: Vinay Kumar Yadav <vinay.yadav@chelsio.com>

v1->v2:
- cc'd tcp folks.

v2->v3:
- changed EXPORT_SYMBOL() to EXPORT_SYMBOL_GPL()

Signed-off-by: David S. Miller <davem@davemloft.net>
2020-06-01 15:51:25 -07:00
Ayush Sawal 055be6865d Crypto/chcr: Fixes a coccinile check error
This fixes an error observed after running coccinile check.
drivers/crypto/chelsio/chcr_algo.c:1462:5-8: Unneeded variable:
"err". Return "0" on line 1480

This line is missed in the commit 567be3a5d2 ("crypto:
chelsio - Use multiple txq/rxq per tfm to process the requests").

Fixes: 567be3a5d2 ("crypto:
chelsio - Use multiple txq/rxq per tfm to process the requests").

V1->V2
-Modified subject.

Signed-off-by: Ayush Sawal <ayush.sawal@chelsio.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2020-06-01 15:50:26 -07:00
Ayush Sawal f3b140ad85 Crypto/chcr: Fixes compilations warnings
This patch fixes the compilation warnings displayed by sparse tool for
chcr driver.

V1->V2

Avoid type casting by using get_unaligned_be32() and
put_unaligned_be16/32() functions.

The key which comes from stack is an u8 byte stream so we store it in
an unsigned char array(ablkctx->key). The function get_aes_decrypt_key()
is a used to calculate  the reverse round key for decryption, for this
operation the key has to be divided into 4 bytes, so to extract 4 bytes
from an u8 byte stream and store it in an u32 variable, get_aligned_be32()
is used. Similarly for copying back the key from u32 variable to the
original u8 key stream, put_aligned_be32() is used.

Signed-off-by: Ayush Sawal <ayush.sawal@chelsio.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2020-06-01 15:50:26 -07:00
Rohit Maheshwari 76d7728db7 crypto/chcr: IPV6 code needs to be in CONFIG_IPV6
Error messages seen while building kernel with CONFIG_IPV6
disabled.

Signed-off-by: Rohit Maheshwari <rohitm@chelsio.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2020-06-01 15:49:00 -07:00
Rohit Maheshwari a3ac249a1a cxgb4/chcr: Enable ktls settings at run time
Current design enables ktls setting from start, which is not
efficient. Now the feature will be enabled when user demands
TLS offload on any interface.

v1->v2:
- taking ULD module refcount till any single connection exists.
- taking rtnl_lock() before clearing tls_devops.

v2->v3:
- cxgb4 is now registering to tlsdev_ops.
- module refcount inc/dec in chcr.
- refcount is only for connections.
- removed new code from cxgb_set_feature().

v3->v4:
- fixed warning message.

Signed-off-by: Rohit Maheshwari <rohitm@chelsio.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2020-06-01 15:48:18 -07:00
Linus Torvalds b23c4771ff A fair amount of stuff this time around, dominated by yet another massive
set from Mauro toward the completion of the RST conversion.  I *really*
 hope we are getting close to the end of this.  Meanwhile, those patches
 reach pretty far afield to update document references around the tree;
 there should be no actual code changes there.  There will be, alas, more of
 the usual trivial merge conflicts.
 
 Beyond that we have more translations, improvements to the sphinx
 scripting, a number of additions to the sysctl documentation, and lots of
 fixes.
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Merge tag 'docs-5.8' of git://git.lwn.net/linux

Pull documentation updates from Jonathan Corbet:
 "A fair amount of stuff this time around, dominated by yet another
  massive set from Mauro toward the completion of the RST conversion. I
  *really* hope we are getting close to the end of this. Meanwhile,
  those patches reach pretty far afield to update document references
  around the tree; there should be no actual code changes there. There
  will be, alas, more of the usual trivial merge conflicts.

  Beyond that we have more translations, improvements to the sphinx
  scripting, a number of additions to the sysctl documentation, and lots
  of fixes"

* tag 'docs-5.8' of git://git.lwn.net/linux: (130 commits)
  Documentation: fixes to the maintainer-entry-profile template
  zswap: docs/vm: Fix typo accept_threshold_percent in zswap.rst
  tracing: Fix events.rst section numbering
  docs: acpi: fix old http link and improve document format
  docs: filesystems: add info about efivars content
  Documentation: LSM: Correct the basic LSM description
  mailmap: change email for Ricardo Ribalda
  docs: sysctl/kernel: document unaligned controls
  Documentation: admin-guide: update bug-hunting.rst
  docs: sysctl/kernel: document ngroups_max
  nvdimm: fixes to maintainter-entry-profile
  Documentation/features: Correct RISC-V kprobes support entry
  Documentation/features: Refresh the arch support status files
  Revert "docs: sysctl/kernel: document ngroups_max"
  docs: move locking-specific documents to locking/
  docs: move digsig docs to the security book
  docs: move the kref doc into the core-api book
  docs: add IRQ documentation at the core-api book
  docs: debugging-via-ohci1394.txt: add it to the core-api book
  docs: fix references for ipmi.rst file
  ...
2020-06-01 15:45:27 -07:00
Linus Torvalds 81e8c10dac Merge branch 'linus' of git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6
Pull crypto updates from Herbert Xu:
 "API:
   - Introduce crypto_shash_tfm_digest() and use it wherever possible.
   - Fix use-after-free and race in crypto_spawn_alg.
   - Add support for parallel and batch requests to crypto_engine.

  Algorithms:
   - Update jitter RNG for SP800-90B compliance.
   - Always use jitter RNG as seed in drbg.

  Drivers:
   - Add Arm CryptoCell driver cctrng.
   - Add support for SEV-ES to the PSP driver in ccp"

* 'linus' of git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6: (114 commits)
  crypto: hisilicon - fix driver compatibility issue with different versions of devices
  crypto: engine - do not requeue in case of fatal error
  crypto: cavium/nitrox - Fix a typo in a comment
  crypto: hisilicon/qm - change debugfs file name from qm_regs to regs
  crypto: hisilicon/qm - add DebugFS for xQC and xQE dump
  crypto: hisilicon/zip - add debugfs for Hisilicon ZIP
  crypto: hisilicon/hpre - add debugfs for Hisilicon HPRE
  crypto: hisilicon/sec2 - add debugfs for Hisilicon SEC
  crypto: hisilicon/qm - add debugfs to the QM state machine
  crypto: hisilicon/qm - add debugfs for QM
  crypto: stm32/crc32 - protect from concurrent accesses
  crypto: stm32/crc32 - don't sleep in runtime pm
  crypto: stm32/crc32 - fix multi-instance
  crypto: stm32/crc32 - fix run-time self test issue.
  crypto: stm32/crc32 - fix ext4 chksum BUG_ON()
  crypto: hisilicon/zip - Use temporary sqe when doing work
  crypto: hisilicon - add device error report through abnormal irq
  crypto: hisilicon - remove codes of directly report device errors through MSI
  crypto: hisilicon - QM memory management optimization
  crypto: hisilicon - unify initial value assignment into QM
  ...
2020-06-01 12:00:10 -07:00
David S. Miller 1806c13dc2 Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
xdp_umem.c had overlapping changes between the 64-bit math fix
for the calculation of npgs and the removal of the zerocopy
memory type which got rid of the chunk_size_nohdr member.

The mlx5 Kconfig conflict is a case where we just take the
net-next copy of the Kconfig entry dependency as it takes on
the ESWITCH dependency by one level of indirection which is
what the 'net' conflicting change is trying to ensure.

Signed-off-by: David S. Miller <davem@davemloft.net>
2020-05-31 17:48:46 -07:00
Al Viro 835ae3bb53 drivers/crypto/ccp/sev-dev.c: get rid of pointless access_ok()
Contrary to the comments, those do *NOT* verify anything about
writability of memory, etc.

In all cases addresses are passed only to copy_to_user().

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
2020-05-29 11:05:54 -04:00
Weili Qian 58ca0060ec crypto: hisilicon - fix driver compatibility issue with different versions of devices
In order to be compatible with devices of different versions, V1 in the
accelerator driver is now isolated, and other versions are the previous
V2 processing flow.

Signed-off-by: Weili Qian <qianweili@huawei.com>
Signed-off-by: Shukun Tan <tanshukun1@huawei.com>
Reviewed-by: Zhou Wang <wangzhou1@hisilicon.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2020-05-28 17:27:52 +10:00
Christophe JAILLET ae4052c59c crypto: cavium/nitrox - Fix a typo in a comment
s/NITORX/NITROX/

Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2020-05-28 17:27:51 +10:00
Eric Dumazet a4976a3ef8 crypto: chelsio/chtls: properly set tp->lsndtime
TCP tp->lsndtime unit/base is tcp_jiffies32, not tcp_time_stamp()

Fixes: 36bedb3f2e ("crypto: chtls - Inline TLS record Tx")
Signed-off-by: Eric Dumazet <edumazet@google.com>
Cc: Ayush Sawal <ayush.sawal@chelsio.com>
Cc: Vinay Kumar Yadav <vinay.yadav@chelsio.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2020-05-26 23:24:00 -07:00
Shukun Tan 988453fb2f crypto: hisilicon/qm - change debugfs file name from qm_regs to regs
The debugfs qm_regs file is already in the qm directory, so no qm_ prefix
is required.

Signed-off-by: Shukun Tan <tanshukun1@huawei.com>
Reviewed-by: Zhou Wang <wangzhou1@hisilicon.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2020-05-23 00:08:23 +10:00
Shukun Tan c31dc9fe16 crypto: hisilicon/qm - add DebugFS for xQC and xQE dump
Add dump information of SQC/CQC/EQC/AEQC/SQE/CQE/EQE/AEQE.

Signed-off-by: Shukun Tan <tanshukun1@huawei.com>
Reviewed-by: Zhou Wang <wangzhou1@hisilicon.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2020-05-23 00:08:22 +10:00
Longfang Liu 6621e6492f crypto: hisilicon/zip - add debugfs for Hisilicon ZIP
Hisilicon ZIP engine driver uses debugfs
to provides IO operation debug information

Signed-off-by: Longfang Liu <liulongfang@huawei.com>
Signed-off-by: Shukun Tan <tanshukun1@huawei.com>
Reviewed-by: Zaibo Xu <xuzaibo@huawei.com>
Reviewed-by: Zhou Wang <wangzhou1@hisilicon.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2020-05-23 00:08:22 +10:00
Hui Tang 64a6301ebe crypto: hisilicon/hpre - add debugfs for Hisilicon HPRE
Add debugfs to provides IO operation debug information
and add BD processing timeout count function

Signed-off-by: Hui Tang <tanghui20@huawei.com>
Signed-off-by: Longfang Liu <liulongfang@huawei.com>
Signed-off-by: Shukun Tan <tanshukun1@huawei.com>
Reviewed-by: Zaibo Xu <xuzaibo@huawei.com>
Reviewed-by: Zhou Wang <wangzhou1@hisilicon.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2020-05-23 00:08:22 +10:00
Kai Ye 8213a1a60c crypto: hisilicon/sec2 - add debugfs for Hisilicon SEC
Hisilicon SEC engine driver uses debugfs
to provides IO operation debug information

Signed-off-by: Kai Ye <yekai13@huawei.com>
Signed-off-by: Longfang Liu <liulongfang@huawei.com>
Signed-off-by: Shukun Tan <tanshukun1@huawei.com>
Reviewed-by: Zhou Wang <wangzhou1@hisilicon.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2020-05-23 00:08:22 +10:00
Longfang Liu 0a3a396021 crypto: hisilicon/qm - add debugfs to the QM state machine
The QM driver uses debugfs to provides the current state of
the QM state machine

Signed-off-by: Longfang Liu <liulongfang@huawei.com>
Signed-off-by: Shukun Tan <tanshukun1@huawei.com>
Reviewed-by: Zhou Wang <wangzhou1@hisilicon.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2020-05-23 00:08:21 +10:00
Longfang Liu 8502652542 crypto: hisilicon/qm - add debugfs for QM
Add DebugFS method to get the information of IRQ/Requests/QP .etc of QM
for HPRE/ZIP/SEC drivers.

Signed-off-by: Longfang Liu <liulongfang@huawei.com>
Signed-off-by: Shukun Tan <tanshukun1@huawei.com>
Reviewed-by: Zaibo Xu <xuzaibo@huawei.com>
Reviewed-by: Zhou Wang <wangzhou1@hisilicon.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2020-05-23 00:08:21 +10:00
Nicolas Toromanoff 7795c0baf5 crypto: stm32/crc32 - protect from concurrent accesses
Protect STM32 CRC device from concurrent accesses.

As we create a spinlocked section that increase with buffer size,
we provide a module parameter to release the pressure by splitting
critical section in chunks.

Size of each chunk is defined in burst_size module parameter.
By default burst_size=0, i.e. don't split incoming buffer.

Signed-off-by: Nicolas Toromanoff <nicolas.toromanoff@st.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2020-05-23 00:08:21 +10:00
Nicolas Toromanoff 100f84beee crypto: stm32/crc32 - don't sleep in runtime pm
Ensure stm32_crc_update() and stm32_crc_init() can be called
in atomic context and can't sleep.

Add pm_runtime_irq_safe() to make pm_runtime_get_sync() atomic.
Change runtime pm to call clk_enable()/clk_disable() and change
system pm to unprepare/prepare the clock and force runtime pm
suspend/resume.

Signed-off-by: Nicolas Toromanoff <nicolas.toromanoff@st.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2020-05-23 00:08:21 +10:00
Nicolas Toromanoff 10b89c43a6 crypto: stm32/crc32 - fix multi-instance
Ensure CRC algorithm is registered only once in crypto framework when
there are several instances of CRC devices.

Update the CRC device list management to avoid that only the first CRC
instance is used.

Fixes: b51dbe9091 ("crypto: stm32 - Support for STM32 CRC32 crypto module")

Signed-off-by: Nicolas Toromanoff <nicolas.toromanoff@st.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2020-05-23 00:08:20 +10:00
Nicolas Toromanoff a8cc3128bf crypto: stm32/crc32 - fix run-time self test issue.
Fix wrong crc32 initialisation value:
"alg: shash: stm32_crc32 test failed (wrong result) on test vector 0,
cfg="init+update+final aligned buffer"
cra_name="crc32c" expects an init value of 0XFFFFFFFF,
cra_name="crc32" expects an init value of 0.

Fixes: b51dbe9091 ("crypto: stm32 - Support for STM32 CRC32 crypto module")

Signed-off-by: Nicolas Toromanoff <nicolas.toromanoff@st.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2020-05-23 00:08:20 +10:00
Nicolas Toromanoff 49c2c082e0 crypto: stm32/crc32 - fix ext4 chksum BUG_ON()
Allow use of crc_update without prior call to crc_init.
And change (and fix) driver to use CRC device even on unaligned buffers.

Fixes: b51dbe9091 ("crypto: stm32 - Support for STM32 CRC32 crypto module")

Signed-off-by: Nicolas Toromanoff <nicolas.toromanoff@st.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2020-05-23 00:08:20 +10:00
Zhou Wang 2c959a33f8 crypto: hisilicon/zip - Use temporary sqe when doing work
Currently zip sqe is stored in hisi_zip_qp_ctx, which will bring corruption
with multiple parallel users of the crypto tfm.

This patch removes the zip_sqe in hisi_zip_qp_ctx and uses a temporary sqe
instead.

Signed-off-by: Zhou Wang <wangzhou1@hisilicon.com>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Signed-off-by: Shukun Tan <tanshukun1@huawei.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2020-05-15 16:15:03 +10:00
Shukun Tan dbdc1ec31f crypto: hisilicon - add device error report through abnormal irq
By configuring the device error in firmware to report through abnormal
interruption, process all NFE errors in irq handler.

Signed-off-by: Shukun Tan <tanshukun1@huawei.com>
Reviewed-by: Zhou Wang <wangzhou1@hisilicon.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2020-05-15 16:15:03 +10:00
Shukun Tan 3176637ac1 crypto: hisilicon - remove codes of directly report device errors through MSI
The hardware device can be configured to report directly through MSI, but
this method will not go through RAS, configure all hardware errors that
should be processed by driver to NFE.

Signed-off-by: Shukun Tan <tanshukun1@huawei.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2020-05-15 16:15:03 +10:00
Weili Qian 5308f6600a crypto: hisilicon - QM memory management optimization
Put all the code for the memory allocation into the QM initialization
process. Before, The qp memory was allocated when the qp was created,
and released when the qp was released, It is now changed to allocate
all the qp memory once.

Signed-off-by: Weili Qian <qianweili@huawei.com>
Signed-off-by: Shukun Tan <tanshukun1@huawei.com>
Reviewed-by: Zhou Wang <wangzhou1@hisilicon.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2020-05-15 16:15:03 +10:00
Weili Qian d9701f8d9b crypto: hisilicon - unify initial value assignment into QM
Some initial value assignment of struct hisi_qm could put into QM.

Signed-off-by: Weili Qian <qianweili@huawei.com>
Signed-off-by: Shukun Tan <tanshukun1@huawei.com>
Reviewed-by: Zhou Wang <wangzhou1@hisilicon.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2020-05-15 16:15:02 +10:00
Shukun Tan b977e03005 crypto: hisilicon - remove use_dma_api related codes
The codes related use_dma_api is useless which should be removed.

Signed-off-by: Shukun Tan <tanshukun1@huawei.com>
Reviewed-by: Zhou Wang <wangzhou1@hisilicon.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2020-05-15 16:15:02 +10:00
Shukun Tan 7ce396fa12 crypto: hisilicon - add FLR support
Add callback reset_prepare and reset_done in QM, The callback
reset_prepare will uninit device error configuration and stop
the QM, the callback reset_done will init the device error
configuration and restart the QM.

Uninit the error configuration will disable device block master OOO
when Multi-bit ECC error occurs to avoid the request of FLR will not
return.

Signed-off-by: Shukun Tan <tanshukun1@huawei.com>
Reviewed-by: Zhou Wang <wangzhou1@hisilicon.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2020-05-15 16:15:02 +10:00
Zhou Wang b67202e8ed crypto: hisilicon/qm - add state machine for QM
Add specific states for qm and qp, every state change under critical region
to prevent from race condition. Meanwhile, qp state change will also depend
on qm state.

Due to the introduction of these states, it is necessary to pay attention
to the calls of public logic, such as concurrent scenarios resetting and
releasing queue will call hisi_qm_stop, which needs to add additional
status to distinguish and process.

Signed-off-by: Zhou Wang <wangzhou1@hisilicon.com>
Signed-off-by: Shukun Tan <tanshukun1@huawei.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2020-05-15 16:15:02 +10:00
Shukun Tan 20b291f518 crypto: hisilicon - refactor module parameter pf_q_num related code
put q_num_set similar code into qm to reduce the redundancy.

Signed-off-by: Shukun Tan <tanshukun1@huawei.com>
Reviewed-by: Zhou Wang <wangzhou1@hisilicon.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2020-05-15 16:15:02 +10:00
Longfang Liu cfd66a660f crypto: hisilicon/zip - modify the ZIP probe process
Misc fixes on coding style:
1.Merge QM initialization code into a function
2.Merge QM's PF and VF initialization into a function

Signed-off-by: Longfang Liu <liulongfang@huawei.com>
Signed-off-by: Zaibo Xu <xuzaibo@huawei.com>
Signed-off-by: Shukun Tan <tanshukun1@huawei.com>
Reviewed-by: Zhou Wang <wangzhou1@hisilicon.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2020-05-15 16:15:01 +10:00
Longfang Liu 5f3a2a5d37 crypto: hisilicon/hpre - modify the HPRE probe process
Misc fixes on coding style:
1.Merge pre-initialization and initialization of QM
2.Package the initialization of QM's PF and VF into a function

Signed-off-by: Longfang Liu <liulongfang@huawei.com>
Signed-off-by: Zaibo Xu <xuzaibo@huawei.com>
Signed-off-by: Shukun Tan <tanshukun1@huawei.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2020-05-15 16:15:01 +10:00
Longfang Liu 18614230f4 crypto: hisilicon/sec2 - modify the SEC probe process
Adjust the position of SMMU status check and
SEC queue initialization in SEC probe

Signed-off-by: Longfang Liu <liulongfang@huawei.com>
Signed-off-by: Zaibo Xu <xuzaibo@huawei.com>
Signed-off-by: Shukun Tan <tanshukun1@huawei.com>
Reviewed-by: Zhou Wang <wangzhou1@hisilicon.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2020-05-15 16:15:01 +10:00
Rikard Falkeborn c549e81272 crypto: hisilicon/sec2 - constify sec_dfx_regs
sec_dfx_regs is never changed and can therefore be made const.

This allows the compiler to put it in the text section instead of the
data section.

Before:
   text    data     bss     dec     hex filename
  17982    7312     480   25774    64ae drivers/crypto/hisilicon/sec2/sec_main.o

After:
   text    data     bss     dec     hex filename
  18366    6928     480   25774    64ae drivers/crypto/hisilicon/sec2/sec_main.o

Signed-off-by: Rikard Falkeborn <rikard.falkeborn@gmail.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2020-05-15 16:15:01 +10:00
Rikard Falkeborn 8f68659bac crypto: hisilicon/zip - constify struct debugfs_reg32
hzip_dfx_regs is never changed and can be made const.

This allows the compiler to put it in the text section instead of the
data section.

Before:
   text    data     bss     dec     hex filename
  15236    6160     480   21876    5574 drivers/crypto/hisilicon/zip/zip_main.o

After:
   text    data     bss     dec     hex filename
  15620    5776     480   21876    5574 drivers/crypto/hisilicon/zip/zip_main.o

Signed-off-by: Rikard Falkeborn <rikard.falkeborn@gmail.com>
Reviewed-by: Zhou Wang <wangzhou1@hisilicon.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2020-05-15 16:15:01 +10:00
Rikard Falkeborn 2c2207aee5 crypto: hisilicon/hpre - constify struct debugfs_reg32
hpre_cluster_dfx_regs and hpre_com_dfx_regs are never changed and can
therefore be made const.

This allows the compiler to put it in the text section instead of the
data section.

Before:
   text    data     bss     dec     hex filename
  16455    6288     480   23223    5ab7 drivers/crypto/hisilicon/hpre/hpre_main.o

After:
   text    data     bss     dec     hex filename
  16839    5904     480   23223    5ab7 drivers/crypto/hisilicon/hpre/hpre_main.o

Signed-off-by: Rikard Falkeborn <rikard.falkeborn@gmail.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2020-05-15 16:15:00 +10:00
Rikard Falkeborn 1036bb50c8 crypto: ccree - constify struct debugfs_reg32
pid_cd_regs and debug_regs are never changed and can therefore be made
const.

This allows the compiler to put it in the text section instead of the
data section.

Before:
   text    data     bss     dec     hex filename
   2871    2320      64    5255    1487 drivers/crypto/ccree/cc_debugfs.o

After:
   text    data     bss     dec     hex filename
   3255    1936      64    5255    1487 drivers/crypto/ccree/cc_debugfs.o

Signed-off-by: Rikard Falkeborn <rikard.falkeborn@gmail.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2020-05-15 16:15:00 +10:00
Greg Kroah-Hartman dd92b0133a Merge 5.7-rc5 into char-misc-next
We want the char-misc fixes in here as well.

Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2020-05-11 09:17:15 +02:00
Eric Biggers 2aaba014b5 crypto: lib/sha1 - remove unnecessary includes of linux/cryptohash.h
<linux/cryptohash.h> sounds very generic and important, like it's the
header to include if you're doing cryptographic hashing in the kernel.
But actually it only includes the library implementation of the SHA-1
compression function (not even the full SHA-1).  This should basically
never be used anymore; SHA-1 is no longer considered secure, and there
are much better ways to do cryptographic hashing in the kernel.

Most files that include this header don't actually need it.  So in
preparation for removing it, remove all these unneeded includes of it.

Signed-off-by: Eric Biggers <ebiggers@google.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2020-05-08 15:32:17 +10:00
Eric Biggers ecca1ad60c crypto: s5p-sss - use crypto_shash_tfm_digest()
Instead of manually allocating a 'struct shash_desc' on the stack and
calling crypto_shash_digest(), switch to using the new helper function
crypto_shash_tfm_digest() which does this for us.

Cc: Krzysztof Kozlowski <krzk@kernel.org>
Cc: Vladimir Zapolskiy <vz@mleia.com>
Cc: Kamil Konieczny <k.konieczny@samsung.com>
Signed-off-by: Eric Biggers <ebiggers@google.com>
Acked-by: Krzysztof Kozlowski <krzk@kernel.org>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2020-05-08 15:32:14 +10:00
Eric Biggers e29ba412bd crypto: omap-sham - use crypto_shash_tfm_digest()
Instead of manually allocating a 'struct shash_desc' on the stack and
calling crypto_shash_digest(), switch to using the new helper function
crypto_shash_tfm_digest() which does this for us.

Signed-off-by: Eric Biggers <ebiggers@google.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2020-05-08 15:32:14 +10:00
Eric Biggers ce8e04888d crypto: n2 - use crypto_shash_tfm_digest()
Instead of manually allocating a 'struct shash_desc' on the stack and
calling crypto_shash_digest(), switch to using the new helper function
crypto_shash_tfm_digest() which does this for us.

Signed-off-by: Eric Biggers <ebiggers@google.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2020-05-08 15:32:14 +10:00
Eric Biggers e0077ea8ee crypto: mediatek - use crypto_shash_tfm_digest()
Instead of manually allocating a 'struct shash_desc' on the stack and
calling crypto_shash_digest(), switch to using the new helper function
crypto_shash_tfm_digest() which does this for us.

Signed-off-by: Eric Biggers <ebiggers@google.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2020-05-08 15:32:13 +10:00
Eric Biggers 61c38e3a94 crypto: hisilicon/sec2 - use crypto_shash_tfm_digest()
Instead of manually allocating a 'struct shash_desc' on the stack and
calling crypto_shash_digest(), switch to using the new helper function
crypto_shash_tfm_digest() which does this for us.

Cc: Zaibo Xu <xuzaibo@huawei.com>
Signed-off-by: Eric Biggers <ebiggers@google.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2020-05-08 15:32:13 +10:00
Eric Biggers 8cbb809794 crypto: ccree - use crypto_shash_tfm_digest()
Instead of manually allocating a 'struct shash_desc' on the stack and
calling crypto_shash_digest(), switch to using the new helper function
crypto_shash_tfm_digest() which does this for us.

Cc: Gilad Ben-Yossef <gilad@benyossef.com>
Signed-off-by: Eric Biggers <ebiggers@google.com>
Acked-by: Gilad Ben-Yossef <gilad@benyossef.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2020-05-08 15:32:13 +10:00
Eric Biggers f32b6775c7 crypto: ccp - use crypto_shash_tfm_digest()
Instead of manually allocating a 'struct shash_desc' on the stack and
calling crypto_shash_digest(), switch to using the new helper function
crypto_shash_tfm_digest() which does this for us.

Cc: Tom Lendacky <thomas.lendacky@amd.com>
Signed-off-by: Eric Biggers <ebiggers@google.com>
Acked-by: Tom Lendacky <thomas.lendacky@amd.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2020-05-08 15:32:13 +10:00
Eric Biggers 7e3e48d86b crypto: artpec6 - use crypto_shash_tfm_digest()
Instead of manually allocating a 'struct shash_desc' on the stack and
calling crypto_shash_digest(), switch to using the new helper function
crypto_shash_tfm_digest() which does this for us.

Cc: Jesper Nilsson <jesper.nilsson@axis.com>
Cc: Lars Persson <lars.persson@axis.com>
Signed-off-by: Eric Biggers <ebiggers@google.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2020-05-08 15:32:13 +10:00
Tang Bin 3f7819bd42 crypto: bcm - Use the defined variable to clean code
Use the defined variable "dev" to make the code cleaner.

Signed-off-by: Zhang Shengju <zhangshengju@cmss.chinamobile.com>
Signed-off-by: Tang Bin <tangbin@cmss.chinamobile.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2020-05-08 15:30:40 +10:00
Lionel Debieve 79cd691f60 crypto: stm32/hash - don't print error on probe deferral
Change driver to not print an error message when the device
probe is deferred for a clock resource.

Signed-off-by: Lionel Debieve <lionel.debieve@st.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2020-05-08 15:30:39 +10:00
Etienne Carriere 45dafed6c5 crypto: stm32/hash - defer probe for dma device
Change stm32 HASH driver to defer its probe operation when
DMA channel device is registered but has not been probed yet.

Signed-off-by: Etienne Carriere <etienne.carriere@st.com>
Reviewed-by: Lionel DEBIEVE <lionel.debieve@st.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2020-05-08 15:30:39 +10:00
Etienne Carriere 43b05ce767 crypto: stm32/hash - defer probe for reset controller
Change stm32 HASH driver to defer its probe operation when
reset controller device is registered but has not been probed yet.

Signed-off-by: Etienne Carriere <etienne.carriere@st.com>
Reviewed-by: Lionel DEBIEVE <lionel.debieve@st.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2020-05-08 15:30:39 +10:00
David S. Miller 3793faad7b Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
Conflicts were all overlapping changes.

Signed-off-by: David S. Miller <davem@davemloft.net>
2020-05-06 22:10:13 -07:00
Linus Torvalds a811c1fa0a Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
Pull networking fixes from David Miller:

 1) Fix reference count leaks in various parts of batman-adv, from Xiyu
    Yang.

 2) Update NAT checksum even when it is zero, from Guillaume Nault.

 3) sk_psock reference count leak in tls code, also from Xiyu Yang.

 4) Sanity check TCA_FQ_CODEL_DROP_BATCH_SIZE netlink attribute in
    fq_codel, from Eric Dumazet.

 5) Fix panic in choke_reset(), also from Eric Dumazet.

 6) Fix VLAN accel handling in bnxt_fix_features(), from Michael Chan.

 7) Disallow out of range quantum values in sch_sfq, from Eric Dumazet.

 8) Fix crash in x25_disconnect(), from Yue Haibing.

 9) Don't pass pointer to local variable back to the caller in
    nf_osf_hdr_ctx_init(), from Arnd Bergmann.

10) Wireguard should use the ECN decap helper functions, from Toke
    Høiland-Jørgensen.

11) Fix command entry leak in mlx5 driver, from Moshe Shemesh.

12) Fix uninitialized variable access in mptcp's
    subflow_syn_recv_sock(), from Paolo Abeni.

13) Fix unnecessary out-of-order ingress frame ordering in macsec, from
    Scott Dial.

14) IPv6 needs to use a global serial number for dst validation just
    like ipv4, from David Ahern.

15) Fix up PTP_1588_CLOCK deps, from Clay McClure.

16) Missing NLM_F_MULTI flag in gtp driver netlink messages, from
    Yoshiyuki Kurauchi.

17) Fix a regression in that dsa user port errors should not be fatal,
    from Florian Fainelli.

18) Fix iomap leak in enetc driver, from Dejin Zheng.

19) Fix use after free in lec_arp_clear_vccs(), from Cong Wang.

20) Initialize protocol value earlier in neigh code paths when
    generating events, from Roman Mashak.

21) netdev_update_features() must be called with RTNL mutex in macsec
    driver, from Antoine Tenart.

22) Validate untrusted GSO packets even more strictly, from Willem de
    Bruijn.

23) Wireguard decrypt worker needs a cond_resched(), from Jason
    Donenfeld.

* git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net: (111 commits)
  net: flow_offload: skip hw stats check for FLOW_ACTION_HW_STATS_DONT_CARE
  MAINTAINERS: put DYNAMIC INTERRUPT MODERATION in proper order
  wireguard: send/receive: use explicit unlikely branch instead of implicit coalescing
  wireguard: selftests: initalize ipv6 members to NULL to squelch clang warning
  wireguard: send/receive: cond_resched() when processing worker ringbuffers
  wireguard: socket: remove errant restriction on looping to self
  wireguard: selftests: use normal kernel stack size on ppc64
  net: ethernet: ti: am65-cpsw-nuss: fix irqs type
  ionic: Use debugfs_create_bool() to export bool
  net: dsa: Do not leave DSA master with NULL netdev_ops
  net: dsa: remove duplicate assignment in dsa_slave_add_cls_matchall_mirred
  net: stricter validation of untrusted gso packets
  seg6: fix SRH processing to comply with RFC8754
  net: mscc: ocelot: ANA_AUTOAGE_AGE_PERIOD holds a value in seconds, not ms
  net: dsa: ocelot: the MAC table on Felix is twice as large
  net: dsa: sja1105: the PTP_CLK extts input reacts on both edges
  selftests: net: tcp_mmap: fix SO_RCVLOWAT setting
  net: hsr: fix incorrect type usage for protocol variable
  net: macsec: fix rtnl locking issue
  net: mvpp2: cls: Prevent buffer overflow in mvpp2_ethtool_cls_rule_del()
  ...
2020-05-06 20:53:22 -07:00
Devulapally Shiva Krishna 02f58e5bf2 Crypto/chcr: fix for hmac(sha) test fails
The hmac(sha) test fails for a zero length source text data.
For hmac(sha) minimum length of the data must be of block-size.
So fix this by including the data_len for the last block.

Signed-off-by: Ayush Sawal <ayush.sawal@chelsio.com>
Signed-off-by: Devulapally Shiva Krishna <shiva@chelsio.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2020-05-06 17:44:11 -07:00
Devulapally Shiva Krishna ee91ac1b11 Crypto/chcr: support for 48 byte key_len in aes-xts
Added support for 48 byte key length for aes-xts.

Signed-off-by: Ayush Sawal <ayush.sawal@chelsio.com>
Signed-off-by: Devulapally Shiva Krishna <shiva@chelsio.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2020-05-06 17:44:11 -07:00
Devulapally Shiva Krishna 10b0c75d7b Crypto/chcr: fix for ccm(aes) failed test
The ccm(aes) test fails when req->assoclen > ~240bytes.

The problem is the value assigned to auth_offset is wrong.
As auth_offset is unsigned char, it can take max value as 255.
So fix it by making it unsigned int.

Signed-off-by: Ayush Sawal <ayush.sawal@chelsio.com>
Signed-off-by: Devulapally Shiva Krishna <shiva@chelsio.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2020-05-06 17:44:11 -07:00
Devulapally Shiva Krishna 6b363a286c Crypto/chcr: fix ctr, cbc, xts and rfc3686-ctr failed tests
This solves the following issues observed during self test when
CONFIG_CRYPTO_MANAGER_EXTRA_TESTS is enabled.

1. Added fallback for cbc, ctr and rfc3686 if req->nbytes is zero
and for xts added a fallback case if req->nbytes is not multiple of 16.

2. In case of cbc-aes, solved wrong iv update. When
chcr_cipher_fallback() is called, used req->info pointer instead of
reqctx->iv.

3. In cbc-aes decryption there was a wrong result. This occurs when
chcr_cipher_fallback() is called from chcr_handle_cipher_resp().
In the fallback function iv(req->info) used is wrongly updated.
So use the initial iv for this case.

4)In case of ctr-aes encryption observed wrong result. In adjust_ctr_overflow()
there is condition which checks if ((bytes / AES_BLOCK_SIZE) > c),
where c is the number of blocks which can be processed without iv overflow,
but for the above bytes (req->nbytes < 32 , not a multiple of 16) this
condition fails and the 2nd block is corrupted as it requires the rollover iv.
So added a '=' condition in this to take care of this.

5)In rfc3686-ctr there was wrong result observed. This occurs when
chcr_cipher_fallback() is called from chcr_handle_cipher_resp().
Here also copying initial_iv in init_iv pointer for handling the fallback
case correctly.

Signed-off-by: Ayush Sawal <ayush.sawal@chelsio.com>
Signed-off-by: Devulapally Shiva Krishna <shiva@chelsio.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2020-05-06 17:44:11 -07:00
Devulapally Shiva Krishna d91a3159e8 Crypto/chcr: fix gcm-aes and rfc4106-gcm failed tests
This patch fixes two issues observed during self tests with
CONFIG_CRYPTO_MANAGER_EXTRA_TESTS enabled.

1. gcm(aes) hang issue , that happens during decryption.
2. rfc4106-gcm-aes-chcr encryption unexpectedly succeeded.

For gcm-aes decryption , authtag is not mapped due to
sg_nents_for_len(upto size: assoclen+ cryptlen - authsize).
So fix it by dma_mapping authtag.
Also replaced sg_nents() to sg_nents_for_len() in case of aead_dma_unmap().

For rfc4106-gcm-aes-chcr, used crypto_ipsec_check_assoclen() for checking
the validity of assoclen.

Signed-off-by: Ayush Sawal <ayush.sawal@chelsio.com>
Signed-off-by: Devulapally Shiva Krishna <shiva@chelsio.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2020-05-06 17:44:11 -07:00
Ayush Sawal 857b412511 Revert "crypto: chelsio - Inline single pdu only"
This reverts commit 27c6feb0fb.

For ipsec offload the chelsio's ethernet driver expects a single mtu
sized packet.

But when ipsec traffic is running using iperf, most of the packets in
that traffic are gso packets(large sized skbs) because GSO is enabled by
default in TCP, due to this commit 0a6b2a1dc2 ("tcp: switch to GSO
being always on"), so chcr_ipsec_offload_ok() receives a gso
skb(with gso_size non zero).

Due to the check in chcr_ipsec_offload_ok(), this function returns false
for most of the packet, then ipsec offload is skipped and the skb goes
out taking the coprocessor path which reduces the bandwidth for inline
ipsec.

If this check is removed then for most of the packets(large sized skbs)
the chcr_ipsec_offload_ok() returns true and then as GSO is on, the
segmentation of the packet happens in the kernel and then finally the
driver_xmit is called, which receives a segmented mtu sized packet which
is what the driver expects for ipsec offload. So this case becomes
unnecessary here, therefore removing it.

Signed-off-by: Ayush Sawal <ayush.sawal@chelsio.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2020-05-06 14:51:59 -07:00
YueHaibing 378c1ee222 crypto: xilinx - Remove set but not used variable 'drv_ctx'
Fixes gcc '-Wunused-but-set-variable' warning:

drivers/crypto/xilinx/zynqmp-aes-gcm.c: In function 'zynqmp_aes_aead_cipher':
drivers/crypto/xilinx/zynqmp-aes-gcm.c:83:30: warning:
 variable 'drv_ctx' set but not used [-Wunused-but-set-variable]

commit bc86f9c546 ("firmware: xilinx: Remove eemi ops for aes engine") left
behind this, remove it.

Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: YueHaibing <yuehaibing@huawei.com>
Link: https://lore.kernel.org/r/20200505101200.195184-1-yuehaibing@huawei.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2020-05-05 12:35:07 +02:00
Rajan Vaja 1d9000262b crypto: xilinx: Handle AES PM API return status
Return value of AES PM API is not handled which may result in
unexpected value of "status" in zynqmp_pm_aes_engine().

Consider "status" value as valid only if AES PM API is successful.

Fixes: bc86f9c546 ("firmware: xilinx: Remove eemi ops for aes engine")
Reported-by: Stephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: Rajan Vaja <rajan.vaja@xilinx.com>
Link: https://lore.kernel.org/r/1588330354-27942-1-git-send-email-rajan.vaja@xilinx.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2020-05-05 12:35:07 +02:00
Arnd Bergmann 071a43e660 cxgb4/chcr: avoid -Wreturn-local-addr warning
gcc-10 warns about functions that return a pointer to a stack
variable. In chcr_write_cpl_set_tcb_ulp(), this does not actually
happen, but it's too hard to see for the compiler:

drivers/crypto/chelsio/chcr_ktls.c: In function 'chcr_write_cpl_set_tcb_ulp.constprop':
drivers/crypto/chelsio/chcr_ktls.c:760:9: error: function may return address of local variable [-Werror=return-local-addr]
  760 |  return pos;
      |         ^~~
drivers/crypto/chelsio/chcr_ktls.c:712:5: note: declared here
  712 |  u8 buf[48] = {0};
      |     ^~~

Split the middle part of the function out into a helper to make
it easier to understand by both humans and compilers, which avoids
the warning.

Fixes: 5a4b9fe7fe ("cxgb4/chcr: complete record tx handling")
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: David S. Miller <davem@davemloft.net>
2020-05-04 11:47:52 -07:00
Tang Bin 12b3cf9093 crypto: bcm - Fix unused assignment
Delete unused initialized value in cipher.c file.

Signed-off-by: Zhang Shengju <zhangshengju@cmss.chinamobile.com>
Signed-off-by: Tang Bin <tangbin@cmss.chinamobile.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2020-04-30 15:19:34 +10:00
Tang Bin 42a13ddbab crypto: bcm - Remove the unnecessary cast for PTR_ERR().
It's not necessary to specify 'int' casting for PTR_ERR().

Signed-off-by: Zhang Shengju <zhangshengju@cmss.chinamobile.com>
Signed-off-by: Tang Bin <tangbin@cmss.chinamobile.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2020-04-30 15:19:34 +10:00
Zou Wei d0f6223c0d crypto: hisilicon/qm - Make qm_controller_reset() static
Fix the following sparse warning:

drivers/crypto/hisilicon/qm.c:3079:5: warning: symbol 'qm_controller_reset'
was not declared. Should it be static?

Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Zou Wei <zou_wei@huawei.com>
Reviewed-by: Zhou Wang <wangzhou1@hisilicon.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2020-04-30 15:19:33 +10:00
Tom Lendacky 97f9ac3db6 crypto: ccp - Add support for SEV-ES to the PSP driver
To provide support for SEV-ES, the hypervisor must provide an area of
memory to the PSP. Once this Trusted Memory Region (TMR) is provided to
the PSP, the contents of this area of memory are no longer available to
the x86.

Update the PSP driver to allocate a 1MB region for the TMR that is 1MB
aligned and then provide it to the PSP through the SEV INIT command.

Signed-off-by: Tom Lendacky <thomas.lendacky@amd.com>
Reviewed-by: Brijesh Singh <brijesh.singh@amd.com>
Reviewed-by: Joerg Roedel <jroedel@suse.de>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2020-04-30 15:19:33 +10:00
Linus Torvalds 6c3efdc911 Merge branch 'linus' of git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6
Pull crypto fixes from Herbert Xu:
 "This fixes a bunch of bugs detected by KASAN in the caam driver"

* 'linus' of git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6:
  crypto: caam - fix the address of the last entry of S/G
  crypto: caam - fix use-after-free KASAN issue for RSA algorithms
  crypto: caam - fix use-after-free KASAN issue for HASH algorithms
  crypto: caam - fix use-after-free KASAN issue for AEAD algorithms
  crypto: caam - fix use-after-free KASAN issue for SKCIPHER algorithms
2020-04-29 09:22:32 -07:00
Rajan Vaja bc86f9c546 firmware: xilinx: Remove eemi ops for aes engine
Use direct function call for aes engine instead of using eemi ops.

Signed-off-by: Rajan Vaja <rajan.vaja@xilinx.com>
Signed-off-by: Jolly Shah <jolly.shah@xilinx.com>
Link: https://lore.kernel.org/r/1587761887-4279-20-git-send-email-jolly.shah@xilinx.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2020-04-28 15:45:09 +02:00
Tang Bin 9c3d6497fb crypto: bcm - Delete redundant variable definition
The variable "i" is redundant to be assigned a value
of zero,because it's assigned in the for loop, so remove
redundant one here.

Signed-off-by: Shengju Zhang <zhangshengju@cmss.chinamobile.com>
Signed-off-by: Tang Bin <tangbin@cmss.chinamobile.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2020-04-24 17:42:17 +10:00
Colin Ian King 8a656a48f7 crypto: chelsio - remove redundant assignment to variable error
The variable error is being initialized with a value that is never read
and it is being updated later with a new value.  The initialization is
redundant and can be removed.

Addresses-Coverity: ("Unused value")
Signed-off-by: Colin Ian King <colin.king@canonical.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2020-04-24 17:42:16 +10:00
Rohit Maheshwari d97793af11 chcr: Fix CPU hard lockup
Soft lock should be taken in place of hard lock.

Signed-off-by: Rohit Maheshwari <rohitm@chelsio.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2020-04-23 15:51:37 -07:00
Stephen Rothwell c73d187150 crypto: hisilicon/qm - add more ACPI dependencies
due to the selects of CRYPTO_DEV_HISI_QM which now depends on ACPI

Fixes: 6c6dd5802c ("crypto: hisilicon/qm - add controller reset...")
Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2020-04-22 23:28:55 +10:00
Mauro Carvalho Chehab 3ecad8c2c1 docs: fix broken references for ReST files that moved around
Some broken references happened due to shifting files around
and ReST renames. Those can't be auto-fixed by the script,
so let's fix them manually.

Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
Acked-by: Corentin Labbe <clabbe.montjoie@gmail.com>
Link: https://lore.kernel.org/r/64773a12b4410aaf3e3be89e3ec7e34de2484eea.1586881715.git.mchehab+huawei@kernel.org
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
2020-04-20 15:45:03 -06:00
Shukun Tan f88480e300 crypto: hisilicon/qm - fix build failure with ACPI off
Add Kconfig dependency to fix kbuild warnings.

Fixes: 6c6dd5802c ("crypto: hisilicon/qm - add controller reset interface")
Reported-by: kbuild test robot <lkp@intel.com>
Reported-by: Stephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: Shukun Tan <tanshukun1@huawei.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2020-04-20 18:16:21 +10:00
Haren Myneni 040b00acec crypto/nx: Remove 'pid' in vas_tx_win_attr struct
When window is opened, pid reference is taken for user space
windows. Not needed for kernel windows. So remove 'pid' in
vas_tx_win_attr struct.

Signed-off-by: Haren Myneni <haren@linux.ibm.com>
Acked-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/1587114674.2275.1132.camel@hbabu-laptop
2020-04-20 16:53:14 +10:00
Haren Myneni 1af11ae225 crypto/nx: Enable and setup GZIP compression type
Changes to probe GZIP device-tree nodes, open RX windows and setup
GZIP compression type. No plans to provide GZIP usage in kernel right
now, but this patch enables GZIP for user space usage.

Signed-off-by: Haren Myneni <haren@linux.ibm.com>
Acked-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/1587114624.2275.1129.camel@hbabu-laptop
2020-04-20 16:53:14 +10:00
Haren Myneni 4aebf3ce26 crypto/nx: Make enable code generic to add new GZIP compression type
Make setup and enable code generic to support new GZIP compression type.
Changed nx842 reference to nx and moved some code to new functions.
Functionality is not changed except sparse warning fix - setting NULL
instead of 0 for per_cpu send window in nx_delete_coprocs().

Signed-off-by: Haren Myneni <haren@linux.ibm.com>
Acked-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/1587114569.2275.1126.camel@hbabu-laptop
2020-04-20 16:53:14 +10:00
Haren Myneni 32e091a668 crypto/nx: Rename nx-842-powernv file name to nx-common-powernv
Rename nx-842-powernv.c to nx-common-powernv.c to add code for setup
and enable new GZIP compression type. The actual functionality is not
changed in this patch.

Signed-off-by: Haren Myneni <haren@linux.ibm.com>
Acked-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/1587114200.2275.1113.camel@hbabu-laptop
2020-04-20 16:53:14 +10:00
Haren Myneni 7673d6568b crypto/nx: Initialize coproc entry with kzalloc
coproc entry is initialized during NX probe on power9, but not on P8.
nx842_delete_coprocs() is used for both and frees receive window if it
is allocated. Getting crash for rmmod on P8 since coproc->vas.rxwin
is not initialized.

This patch replaces kmalloc with kzalloc in nx842_powernv_probe()

Signed-off-by: Haren Myneni <haren@linux.ibm.com>
Acked-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/1587114163.2275.1110.camel@hbabu-laptop
2020-04-20 16:53:14 +10:00
Christophe JAILLET 0a8f5989e0 crypto: marvell/octeontx - Add missing '\n' in log messages
Message logged by 'dev_xxx()' or 'pr_xxx()' should end with a '\n'.

While at it, I've introduced a few pr_cont that looked logical to me.

Fixes: 10b4f09491 ("crypto: marvell - add the Virtual Function driver for CPT")
Fixes: d9110b0b01 ("crypto: marvell - add support for OCTEON TX CPT engine")
Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2020-04-16 16:49:23 +10:00
Arnd Bergmann eebac67855 crypto: ccp -- don't "select" CONFIG_DMADEVICES
DMADEVICES is the top-level option for the slave DMA
subsystem, and should not be selected by device drivers,
as this can cause circular dependencies such as:

drivers/net/ethernet/freescale/Kconfig:6:error: recursive dependency detected!
drivers/net/ethernet/freescale/Kconfig:6:	symbol NET_VENDOR_FREESCALE depends on PPC_BESTCOMM
drivers/dma/bestcomm/Kconfig:6:	symbol PPC_BESTCOMM depends on DMADEVICES
drivers/dma/Kconfig:6:	symbol DMADEVICES is selected by CRYPTO_DEV_SP_CCP
drivers/crypto/ccp/Kconfig:10:	symbol CRYPTO_DEV_SP_CCP depends on CRYPTO
crypto/Kconfig:16:	symbol CRYPTO is selected by LIBCRC32C
lib/Kconfig:222:	symbol LIBCRC32C is selected by LIQUIDIO
drivers/net/ethernet/cavium/Kconfig:65:	symbol LIQUIDIO depends on PTP_1588_CLOCK
drivers/ptp/Kconfig:8:	symbol PTP_1588_CLOCK is implied by FEC
drivers/net/ethernet/freescale/Kconfig:23:	symbol FEC depends on NET_VENDOR_FREESCALE

The LIQUIDIO driver causing this problem is addressed in a
separate patch, but this change is needed to prevent it from
happening again.

Using "depends on DMADEVICES" is what we do for all other
implementations of slave DMA controllers as well.

Fixes: b3c2fee5d6 ("crypto: ccp - Ensure all dependencies are specified")
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Acked-by: Tom Lendacky <thomas.lendacky@amd.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2020-04-16 16:49:22 +10:00
Markus Elfring 56b80bdee4 crypto: sun8i-ss - Delete an error message in sun8i_ss_probe()
The function “platform_get_irq” can log an error already.
Thus omit a redundant message for the exception handling in the
calling function.

This issue was detected by using the Coccinelle software.

Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
Acked-by: Corentin Labbe <clabbe.montjoie@gmail.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2020-04-16 16:49:22 +10:00
Tang Bin 56e0b6273e crypto: amlogic - Delete duplicate dev_err in meson_crypto_probe()
When something goes wrong, platform_get_irq() will print an error message,
so in order to avoid the situation of repeat output,we should remove
dev_err here.

Signed-off-by: Tang Bin <tangbin@cmss.chinamobile.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2020-04-16 16:49:22 +10:00
Yang Shen f037fc5f93 crypto: hisilicon/qm - stop qp by judging sq and cq tail
It is not working well to determine whether the queue is empty based on
whether the used count is 0. It is more stable to get if the queue is
stopping by checking if the tail pointer of the send queue and the
completion queue are equal.

Signed-off-by: Yang Shen <shenyang39@huawei.com>
Signed-off-by: Shukun Tan <tanshukun1@huawei.com>
Reviewed-by: Zhou Wang <wangzhou1@hisilicon.com>
Reviewed-by: Zaibo Xu <xuzaibo@huawei.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2020-04-16 16:49:21 +10:00
Yang Shen 141876c252 crypto: hisilicon/sec2 - add controller reset support for SEC2
Add support for controller reset in SEC driver.

Signed-off-by: Yang Shen <shenyang39@huawei.com>
Signed-off-by: Shukun Tan <tanshukun1@huawei.com>
Reviewed-by: Zhou Wang <wangzhou1@hisilicon.com>
Reviewed-by: Zaibo Xu <xuzaibo@huawei.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2020-04-16 16:49:21 +10:00
Hui Tang 1f5c9f34f0 crypto: hisilicon/hpre - add controller reset support for HPRE
Add support for the controller reset in HPRE driver.

Signed-off-by: Hui Tang <tanghui20@huawei.com>
Signed-off-by: Shukun Tan <tanshukun1@huawei.com>
Reviewed-by: Zhou Wang <wangzhou1@hisilicon.com>
Reviewed-by: Zaibo Xu <xuzaibo@huawei.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2020-04-16 16:49:21 +10:00
Shukun Tan 84c9b7802b crypto: hisilicon/zip - add controller reset support for zip
Register controller reset handle with PCIe AER.

Signed-off-by: Shukun Tan <tanshukun1@huawei.com>
Reviewed-by: Zhou Wang <wangzhou1@hisilicon.com>
Reviewed-by: Zaibo Xu <xuzaibo@huawei.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2020-04-16 16:49:21 +10:00
Shukun Tan 6c6dd5802c crypto: hisilicon/qm - add controller reset interface
Add the main implementation of the controller reset interface, which is
roughly divided into three parts, stop, reset, and reinitialization.

Signed-off-by: Shukun Tan <tanshukun1@huawei.com>
Reviewed-by: Zhou Wang <wangzhou1@hisilicon.com>
Reviewed-by: Zaibo Xu <xuzaibo@huawei.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2020-04-16 16:49:21 +10:00
Hao Fang 35ee280fb1 crypto: hisilicon - add vfs_num module parameter for hpre/sec
The vfs_num module parameter has been used in zip driver, this patch adds
this for HPRE and SEC driver.

Signed-off-by: Hao Fang <fanghao11@huawei.com>
Signed-off-by: Shukun Tan <tanshukun1@huawei.com>
Reviewed-by: Zhou Wang <wangzhou1@hisilicon.com>
Reviewed-by: Zaibo Xu <xuzaibo@huawei.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2020-04-16 16:49:21 +10:00
Shukun Tan cd1b7ae343 crypto: hisilicon - unify SR-IOV related codes into QM
Clean the duplicate SR-IOV related codes, put all into qm.c.

Signed-off-by: Shukun Tan <tanshukun1@huawei.com>
Reviewed-by: Zhou Wang <wangzhou1@hisilicon.com>
Reviewed-by: Zaibo Xu <xuzaibo@huawei.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2020-04-16 16:49:20 +10:00
Shukun Tan 619e464ae2 crypto: hisilicon - put vfs_num into struct hisi_qm
We plan to move vfs_num related code into qm.c, put the param
vfs_num into struct hisi_qm first.

Signed-off-by: Shukun Tan <tanshukun1@huawei.com>
Reviewed-by: Zhou Wang <wangzhou1@hisilicon.com>
Reviewed-by: Zaibo Xu <xuzaibo@huawei.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2020-04-16 16:49:20 +10:00
Iuliana Prodan 55b3209acb crypto: caam - fix the address of the last entry of S/G
For skcipher algorithms, the input, output HW S/G tables
look like this: [IV, src][dst, IV]
Now, we can have 2 conditions here:
- there is no IV;
- src and dst are equal (in-place encryption) and scattered
and the error is an "off-by-one" in the HW S/G table.

This issue was seen with KASAN:
BUG: KASAN: slab-out-of-bounds in skcipher_edesc_alloc+0x95c/0x1018

Read of size 4 at addr ffff000022a02958 by task cryptomgr_test/321

CPU: 2 PID: 321 Comm: cryptomgr_test Not tainted
5.6.0-rc1-00165-ge4ef8383-dirty #4
Hardware name: LS1046A RDB Board (DT)
Call trace:
 dump_backtrace+0x0/0x260
 show_stack+0x14/0x20
 dump_stack+0xe8/0x144
 print_address_description.isra.11+0x64/0x348
 __kasan_report+0x11c/0x230
 kasan_report+0xc/0x18
 __asan_load4+0x90/0xb0
 skcipher_edesc_alloc+0x95c/0x1018
 skcipher_encrypt+0x84/0x150
 crypto_skcipher_encrypt+0x50/0x68
 test_skcipher_vec_cfg+0x4d4/0xc10
 test_skcipher_vec+0x178/0x1d8
 alg_test_skcipher+0xec/0x230
 alg_test.part.44+0x114/0x4a0
 alg_test+0x1c/0x60
 cryptomgr_test+0x34/0x58
 kthread+0x1b8/0x1c0
 ret_from_fork+0x10/0x18

Allocated by task 321:
 save_stack+0x24/0xb0
 __kasan_kmalloc.isra.10+0xc4/0xe0
 kasan_kmalloc+0xc/0x18
 __kmalloc+0x178/0x2b8
 skcipher_edesc_alloc+0x21c/0x1018
 skcipher_encrypt+0x84/0x150
 crypto_skcipher_encrypt+0x50/0x68
 test_skcipher_vec_cfg+0x4d4/0xc10
 test_skcipher_vec+0x178/0x1d8
 alg_test_skcipher+0xec/0x230
 alg_test.part.44+0x114/0x4a0
 alg_test+0x1c/0x60
 cryptomgr_test+0x34/0x58
 kthread+0x1b8/0x1c0
 ret_from_fork+0x10/0x18

Freed by task 0:
(stack is not available)

The buggy address belongs to the object at ffff000022a02800
 which belongs to the cache dma-kmalloc-512 of size 512
The buggy address is located 344 bytes inside of
 512-byte region [ffff000022a02800, ffff000022a02a00)
The buggy address belongs to the page:
page:fffffe00006a8000 refcount:1 mapcount:0 mapping:ffff00093200c400
index:0x0 compound_mapcount: 0
flags: 0xffff00000010200(slab|head)
raw: 0ffff00000010200 dead000000000100 dead000000000122 ffff00093200c400
raw: 0000000000000000 0000000080100010 00000001ffffffff 0000000000000000
page dumped because: kasan: bad access detected

Memory state around the buggy address:
 ffff000022a02800: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
 ffff000022a02880: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
>ffff000022a02900: 00 00 00 00 00 00 00 00 00 00 fc fc fc fc fc fc
                                                    ^
 ffff000022a02980: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
 ffff000022a02a00: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc

Fixes: 334d37c9e2 ("crypto: caam - update IV using HW support")
Cc: <stable@vger.kernel.org> # v5.3+
Signed-off-by: Iuliana Prodan <iuliana.prodan@nxp.com>
Reviewed-by: Horia Geantă <horia.geanta@nxp.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2020-04-16 16:48:56 +10:00
Iuliana Prodan 80994e3f5e crypto: caam - fix use-after-free KASAN issue for RSA algorithms
Here's the KASAN report:
BUG: KASAN: use-after-free in rsa_pub_done+0x70/0xe8
Read of size 1 at addr ffff000023082014 by task swapper/0/0

CPU: 0 PID: 0 Comm: swapper/0 Not tainted 5.6.0-rc1-00162-gfcb90d5 #60
Hardware name: LS1046A RDB Board (DT)
Call trace:
 dump_backtrace+0x0/0x260
 show_stack+0x14/0x20
 dump_stack+0xe8/0x144
 print_address_description.isra.11+0x64/0x348
 __kasan_report+0x11c/0x230
 kasan_report+0xc/0x18
 __asan_load1+0x5c/0x68
 rsa_pub_done+0x70/0xe8
 caam_jr_dequeue+0x390/0x608
 tasklet_action_common.isra.13+0x1ec/0x230
 tasklet_action+0x24/0x30
 efi_header_end+0x1a4/0x370
 irq_exit+0x114/0x128
 __handle_domain_irq+0x80/0xe0
 gic_handle_irq+0x50/0xa0
 el1_irq+0xb8/0x180
 cpuidle_enter_state+0xa4/0x490
 cpuidle_enter+0x48/0x70
 call_cpuidle+0x44/0x70
 do_idle+0x304/0x338
 cpu_startup_entry+0x24/0x40
 rest_init+0xf8/0x10c
 arch_call_rest_init+0xc/0x14
 start_kernel+0x774/0x7b4

Allocated by task 263:
 save_stack+0x24/0xb0
 __kasan_kmalloc.isra.10+0xc4/0xe0
 kasan_kmalloc+0xc/0x18
 __kmalloc+0x178/0x2b8
 rsa_edesc_alloc+0x2cc/0xe10
 caam_rsa_enc+0x9c/0x5f0
 test_akcipher_one+0x78c/0x968
 alg_test_akcipher+0x78/0xf8
 alg_test.part.44+0x114/0x4a0
 alg_test+0x1c/0x60
 cryptomgr_test+0x34/0x58
 kthread+0x1b8/0x1c0
 ret_from_fork+0x10/0x18

Freed by task 0:
 save_stack+0x24/0xb0
 __kasan_slab_free+0x10c/0x188
 kasan_slab_free+0x10/0x18
 kfree+0x7c/0x298
 rsa_pub_done+0x68/0xe8
 caam_jr_dequeue+0x390/0x608
 tasklet_action_common.isra.13+0x1ec/0x230
 tasklet_action+0x24/0x30
 efi_header_end+0x1a4/0x370

The buggy address belongs to the object at ffff000023082000
 which belongs to the cache dma-kmalloc-256 of size 256
The buggy address is located 20 bytes inside of
 256-byte region [ffff000023082000, ffff000023082100)
The buggy address belongs to the page:
page:fffffe00006c2080 refcount:1 mapcount:0 mapping:ffff00093200c200 index:0x0 compound_mapcount: 0
flags: 0xffff00000010200(slab|head)
raw: 0ffff00000010200 dead000000000100 dead000000000122 ffff00093200c200
raw: 0000000000000000 0000000080100010 00000001ffffffff 0000000000000000
page dumped because: kasan: bad access detected

Memory state around the buggy address:
 ffff000023081f00: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
 ffff000023081f80: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
>ffff000023082000: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
                         ^
 ffff000023082080: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
 ffff000023082100: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc

Fixes: bf53795025 ("crypto: caam - add crypto_engine support for RSA algorithms")
Signed-off-by: Iuliana Prodan <iuliana.prodan@nxp.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2020-04-16 16:48:56 +10:00
Iuliana Prodan 63db32e653 crypto: caam - fix use-after-free KASAN issue for HASH algorithms
Here's the KASAN report:
BUG: KASAN: use-after-free in ahash_done+0xdc/0x3b8
Read of size 1 at addr ffff00002303f010 by task swapper/0/0

CPU: 0 PID: 0 Comm: swapper/0 Not tainted 5.6.0-rc1-00162-gfcb90d5 #59
Hardware name: LS1046A RDB Board (DT)
Call trace:
 dump_backtrace+0x0/0x260
 show_stack+0x14/0x20
 dump_stack+0xe8/0x144
 print_address_description.isra.11+0x64/0x348
 __kasan_report+0x11c/0x230
 kasan_report+0xc/0x18
 __asan_load1+0x5c/0x68
 ahash_done+0xdc/0x3b8
 caam_jr_dequeue+0x390/0x608
 tasklet_action_common.isra.13+0x1ec/0x230
 tasklet_action+0x24/0x30
 efi_header_end+0x1a4/0x370
 irq_exit+0x114/0x128
 __handle_domain_irq+0x80/0xe0
 gic_handle_irq+0x50/0xa0
 el1_irq+0xb8/0x180
 cpuidle_enter_state+0xa4/0x490
 cpuidle_enter+0x48/0x70
 call_cpuidle+0x44/0x70
 do_idle+0x304/0x338
 cpu_startup_entry+0x24/0x40
 rest_init+0xf8/0x10c
 arch_call_rest_init+0xc/0x14
 start_kernel+0x774/0x7b4

Allocated by task 263:
 save_stack+0x24/0xb0
 __kasan_kmalloc.isra.10+0xc4/0xe0
 kasan_kmalloc+0xc/0x18
 __kmalloc+0x178/0x2b8
 ahash_edesc_alloc+0x58/0x1f8
 ahash_final_no_ctx+0x94/0x6e8
 ahash_final+0x24/0x30
 crypto_ahash_op+0x58/0xb0
 crypto_ahash_final+0x30/0x40
 do_ahash_op+0x2c/0xa0
 test_ahash_vec_cfg+0x894/0x9e0
 test_hash_vec_cfg+0x6c/0x88
 test_hash_vec+0xfc/0x1e0
 __alg_test_hash+0x1ac/0x368
 alg_test_hash+0xf8/0x1c8
 alg_test.part.44+0x114/0x4a0
 alg_test+0x1c/0x60
 cryptomgr_test+0x34/0x58
 kthread+0x1b8/0x1c0
 ret_from_fork+0x10/0x18

Freed by task 0:
 save_stack+0x24/0xb0
 __kasan_slab_free+0x10c/0x188
 kasan_slab_free+0x10/0x18
 kfree+0x7c/0x298
 ahash_done+0xd4/0x3b8
 caam_jr_dequeue+0x390/0x608
 tasklet_action_common.isra.13+0x1ec/0x230
 tasklet_action+0x24/0x30
 efi_header_end+0x1a4/0x370

The buggy address belongs to the object at ffff00002303f000
 which belongs to the cache dma-kmalloc-128 of size 128
The buggy address is located 16 bytes inside of
 128-byte region [ffff00002303f000, ffff00002303f080)
The buggy address belongs to the page:
page:fffffe00006c0fc0 refcount:1 mapcount:0 mapping:ffff00093200c000 index:0x0
flags: 0xffff00000000200(slab)
raw: 0ffff00000000200 dead000000000100 dead000000000122 ffff00093200c000
raw: 0000000000000000 0000000080100010 00000001ffffffff 0000000000000000
page dumped because: kasan: bad access detected

Memory state around the buggy address:
 ffff00002303ef00: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
 ffff00002303ef80: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
>ffff00002303f000: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
                         ^
 ffff00002303f080: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
 ffff00002303f100: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc

Fixes: 21b014f038 ("crypto: caam - add crypto_engine support for HASH algorithms")
Signed-off-by: Iuliana Prodan <iuliana.prodan@nxp.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2020-04-16 16:48:56 +10:00
Iuliana Prodan 5ed1e8b887 crypto: caam - fix use-after-free KASAN issue for AEAD algorithms
Here's the KASAN report:
BUG: KASAN: use-after-free in aead_crypt_done+0x60/0xd8
Read of size 1 at addr ffff00002303f014 by task swapper/0/0

CPU: 0 PID: 0 Comm: swapper/0 Not tainted 5.6.0-rc1-00162-gfcb90d5 #58
Hardware name: LS1046A RDB Board (DT)
Call trace:
 dump_backtrace+0x0/0x260
 show_stack+0x14/0x20
 dump_stack+0xe8/0x144
 print_address_description.isra.11+0x64/0x348
 __kasan_report+0x11c/0x230
 kasan_report+0xc/0x18
 __asan_load1+0x5c/0x68
 aead_crypt_done+0x60/0xd8
 caam_jr_dequeue+0x390/0x608
 tasklet_action_common.isra.13+0x1ec/0x230
 tasklet_action+0x24/0x30
 efi_header_end+0x1a4/0x370
 irq_exit+0x114/0x128
 __handle_domain_irq+0x80/0xe0
 gic_handle_irq+0x50/0xa0
 el1_irq+0xb8/0x180
 _raw_spin_unlock_irq+0x2c/0x78
 finish_task_switch+0xa4/0x2f8
 __schedule+0x3a4/0x890
 schedule_idle+0x28/0x50
 do_idle+0x22c/0x338
 cpu_startup_entry+0x24/0x40
 rest_init+0xf8/0x10c
 arch_call_rest_init+0xc/0x14
 start_kernel+0x774/0x7b4

Allocated by task 263:
 save_stack+0x24/0xb0
 __kasan_kmalloc.isra.10+0xc4/0xe0
 kasan_kmalloc+0xc/0x18
 __kmalloc+0x178/0x2b8
 aead_edesc_alloc+0x1b4/0xbf0
 ipsec_gcm_encrypt+0xd4/0x140
 crypto_aead_encrypt+0x50/0x68
 test_aead_vec_cfg+0x498/0xec0
 test_aead_vec+0x110/0x200
 alg_test_aead+0xfc/0x680
 alg_test.part.44+0x114/0x4a0
 alg_test+0x1c/0x60
 cryptomgr_test+0x34/0x58
 kthread+0x1b8/0x1c0
 ret_from_fork+0x10/0x18

Freed by task 0:
 save_stack+0x24/0xb0
 __kasan_slab_free+0x10c/0x188
 kasan_slab_free+0x10/0x18
 kfree+0x7c/0x298
 aead_crypt_done+0x58/0xd8
 caam_jr_dequeue+0x390/0x608
 tasklet_action_common.isra.13+0x1ec/0x230
 tasklet_action+0x24/0x30
 efi_header_end+0x1a4/0x370

The buggy address belongs to the object at ffff00002303f000
 which belongs to the cache dma-kmalloc-128 of size 128
The buggy address is located 20 bytes inside of
 128-byte region [ffff00002303f000, ffff00002303f080)
The buggy address belongs to the page:
page:fffffe00006c0fc0 refcount:1 mapcount:0 mapping:ffff00093200c000 index:0x0
flags: 0xffff00000000200(slab)
raw: 0ffff00000000200 dead000000000100 dead000000000122 ffff00093200c000
raw: 0000000000000000 0000000080100010 00000001ffffffff 0000000000000000
page dumped because: kasan: bad access detected

Memory state around the buggy address:
 ffff00002303ef00: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
 ffff00002303ef80: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
>ffff00002303f000: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
                         ^
 ffff00002303f080: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
 ffff00002303f100: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc

Fixes: 1c24022667 ("crypto: caam - add crypto_engine support for AEAD algorithms")
Signed-off-by: Iuliana Prodan <iuliana.prodan@nxp.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2020-04-16 16:48:56 +10:00
Iuliana Prodan 5af4e8d448 crypto: caam - fix use-after-free KASAN issue for SKCIPHER algorithms
Here's the KASAN report:
BUG: KASAN: use-after-free in skcipher_crypt_done+0xe8/0x1a8
Read of size 1 at addr ffff00002304001c by task swapper/0/0

CPU: 0 PID: 0 Comm: swapper/0 Not tainted 5.6.0-rc1-00162-gfcb90d5 #57
Hardware name: LS1046A RDB Board (DT)
Call trace:
 dump_backtrace+0x0/0x260
 show_stack+0x14/0x20
 dump_stack+0xe8/0x144
 print_address_description.isra.11+0x64/0x348
 __kasan_report+0x11c/0x230
 kasan_report+0xc/0x18
 __asan_load1+0x5c/0x68
 skcipher_crypt_done+0xe8/0x1a8
 caam_jr_dequeue+0x390/0x608
 tasklet_action_common.isra.13+0x1ec/0x230
 tasklet_action+0x24/0x30
 efi_header_end+0x1a4/0x370
 irq_exit+0x114/0x128
 __handle_domain_irq+0x80/0xe0
 gic_handle_irq+0x50/0xa0
 el1_irq+0xb8/0x180
 _raw_spin_unlock_irq+0x2c/0x78
 finish_task_switch+0xa4/0x2f8
 __schedule+0x3a4/0x890
 schedule_idle+0x28/0x50
 do_idle+0x22c/0x338
 cpu_startup_entry+0x24/0x40
 rest_init+0xf8/0x10c
 arch_call_rest_init+0xc/0x14
 start_kernel+0x774/0x7b4

Allocated by task 263:
 save_stack+0x24/0xb0
 __kasan_kmalloc.isra.10+0xc4/0xe0
 kasan_kmalloc+0xc/0x18
 __kmalloc+0x178/0x2b8
 skcipher_edesc_alloc+0x21c/0x1018
 skcipher_encrypt+0x84/0x150
 crypto_skcipher_encrypt+0x50/0x68
 test_skcipher_vec_cfg+0x4d4/0xc10
 test_skcipher_vec+0xf8/0x1d8
 alg_test_skcipher+0xec/0x230
 alg_test.part.44+0x114/0x4a0
 alg_test+0x1c/0x60
 cryptomgr_test+0x34/0x58
 kthread+0x1b8/0x1c0
 ret_from_fork+0x10/0x18

Freed by task 0:
 save_stack+0x24/0xb0
 __kasan_slab_free+0x10c/0x188
 kasan_slab_free+0x10/0x18
 kfree+0x7c/0x298
 skcipher_crypt_done+0xe0/0x1a8
 caam_jr_dequeue+0x390/0x608
 tasklet_action_common.isra.13+0x1ec/0x230
 tasklet_action+0x24/0x30
 efi_header_end+0x1a4/0x370

The buggy address belongs to the object at ffff000023040000
 which belongs to the cache dma-kmalloc-512 of size 512
The buggy address is located 28 bytes inside of
 512-byte region [ffff000023040000, ffff000023040200)
The buggy address belongs to the page:
page:fffffe00006c1000 refcount:1 mapcount:0 mapping:ffff00093200c400 index:0x0 compound_mapcount: 0
flags: 0xffff00000010200(slab|head)
raw: 0ffff00000010200 dead000000000100 dead000000000122 ffff00093200c400
raw: 0000000000000000 0000000080100010 00000001ffffffff 0000000000000000
page dumped because: kasan: bad access detected

Memory state around the buggy address:
 ffff00002303ff00: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
 ffff00002303ff80: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
>ffff000023040000: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
                            ^
 ffff000023040080: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
 ffff000023040100: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb

Fixes: ee38767f15 ("crypto: caam - support crypto_engine framework for SKCIPHER algorithms")
Signed-off-by: Iuliana Prodan <iuliana.prodan@nxp.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2020-04-16 16:48:56 +10:00
Linus Torvalds d8fc9cde85 Merge branch 'linus' of git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6
Pull crypto fixes from Herbert Xu:
 "This fixes a Kconfig dependency for hisilicon as well as a double free
  in marvell/octeontx"

* 'linus' of git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6:
  crypto: marvell/octeontx - fix double free of ptr
  crypto: hisilicon - Fix build error
2020-04-08 21:35:29 -07:00
Linus Torvalds 479a72c0c6 Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
Pull networking fixes from David Miller:

 1) Slave bond and team devices should not be assigned ipv6 link local
    addresses, from Jarod Wilson.

 2) Fix clock sink config on some at803x PHY devices, from Oleksij
    Rempel.

 3) Uninitialized stack space transmitted in slcan frames, fix from
    Richard Palethorpe.

 4) Guard HW VLAN ops properly in stmmac driver, from Jose Abreu.

 5) "=" --> "|=" fix in aquantia driver, from Colin Ian King.

 6) Fix TCP fallback in mptcp, from Florian Westphal. (accessing a plain
    tcp_sk as if it were an mptcp socket).

 7) Fix cavium driver in some configurations wrt. PTP, from Yue Haibing.

 8) Make ipv6 and ipv4 consistent in the lower bound allowed for
    neighbour entry retrans_time, from Hangbin Liu.

 9) Don't use private workqueue in pegasus usb driver, from Petko
    Manolov.

10) Fix integer overflow in mlxsw, from Colin Ian King.

11) Missing refcnt init in cls_tcindex, from Cong Wang.

12) One too many loop iterations when processing cmpri entries in ipv6
    rpl code, from Alexander Aring.

13) Disable SG and TSO by default in r8169, from Heiner Kallweit.

14) NULL deref in macsec, from Davide Caratti.

* git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net: (42 commits)
  macsec: fix NULL dereference in macsec_upd_offload()
  skbuff.h: Improve the checksum related comments
  net: dsa: bcm_sf2: Ensure correct sub-node is parsed
  qed: remove redundant assignment to variable 'rc'
  wimax: remove some redundant assignments to variable result
  mlxsw: spectrum_flower: Do not stop at FLOW_ACTION_VLAN_MANGLE
  mlxsw: spectrum_flower: Do not stop at FLOW_ACTION_PRIORITY
  r8169: change back SG and TSO to be disabled by default
  net: dsa: bcm_sf2: Do not register slave MDIO bus with OF
  ipv6: rpl: fix loop iteration
  tun: Don't put_page() for all negative return values from XDP program
  net: dsa: mt7530: fix null pointer dereferencing in port5 setup
  mptcp: add some missing pr_fmt defines
  net: phy: micrel: kszphy_resume(): add delay after genphy_resume() before accessing PHY registers
  net_sched: fix a missing refcnt in tcindex_init()
  net: stmmac: dwmac1000: fix out-of-bounds mac address reg setting
  mlxsw: spectrum_trap: fix unintention integer overflow on left shift
  pegasus: Remove pegasus' own workqueue
  neigh: support smaller retrans_time settting
  net: openvswitch: use hlist_for_each_entry_rcu instead of hlist_for_each_entry
  ...
2020-04-07 12:03:32 -07:00
Linus Torvalds ff2ae607c6 SPDX patches for 5.7-rc1.
Here are 3 SPDX patches for 5.7-rc1.
 
 One fixes up the SPDX tag for a single driver, while the other two go
 through the tree and add SPDX tags for all of the .gitignore files as
 needed.
 
 Nothing too complex, but you will get a merge conflict with your current
 tree, that should be trivial to handle (one file modified by two things,
 one file deleted.)
 
 All 3 of these have been in linux-next for a while, with no reported
 issues other than the merge conflict.
 
 Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
 -----BEGIN PGP SIGNATURE-----
 
 iG0EABECAC0WIQT0tgzFv3jCIUoxPcsxR9QN2y37KQUCXodg5A8cZ3JlZ0Brcm9h
 aC5jb20ACgkQMUfUDdst+ykySQCgy9YDrkz7nWq6v3Gohl6+lW/L+rMAnRM4uTZm
 m5AuCzO3Azt9KBi7NL+L
 =2Lm5
 -----END PGP SIGNATURE-----

Merge tag 'spdx-5.7-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/spdx

Pull SPDX updates from Greg KH:
 "Here are three SPDX patches for 5.7-rc1.

  One fixes up the SPDX tag for a single driver, while the other two go
  through the tree and add SPDX tags for all of the .gitignore files as
  needed.

  Nothing too complex, but you will get a merge conflict with your
  current tree, that should be trivial to handle (one file modified by
  two things, one file deleted.)

  All three of these have been in linux-next for a while, with no
  reported issues other than the merge conflict"

* tag 'spdx-5.7-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/spdx:
  ASoC: MT6660: make spdxcheck.py happy
  .gitignore: add SPDX License Identifier
  .gitignore: remove too obvious comments
2020-04-03 13:12:26 -07:00
Colin Ian King 755bddd1e4 crypto: marvell/octeontx - fix double free of ptr
Currently in the case where eq->src != req->ds, the allocation of
ptr is kfree'd at the end of the code block. However later on in
the case where enc is not null any of the error return paths that
return via the error handling return path end up performing an
erroneous second kfree of ptr.

Fix this by adding an error exit label error_free and only jump to
this when ptr needs kfree'ing thus avoiding the double free issue.

Addresses-Coverity: ("Double free")
Fixes: 10b4f09491 ("crypto: marvell - add the Virtual Function driver for CPT")
Signed-off-by: Colin Ian King <colin.king@canonical.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2020-04-03 15:37:26 +11:00
YueHaibing b5f13031cd crypto: hisilicon - Fix build error
When UACCE is m, CRYPTO_DEV_HISI_QM cannot be built-in.
But CRYPTO_DEV_HISI_QM is selected by CRYPTO_DEV_HISI_SEC2
and CRYPTO_DEV_HISI_HPRE unconditionally, which may leads this:

drivers/crypto/hisilicon/qm.o: In function 'qm_alloc_uacce':
drivers/crypto/hisilicon/qm.c:1579: undefined reference to 'uacce_alloc'

Add Kconfig dependency to enforce usable configurations.

Fixes: 47c16b4499 ("crypto: hisilicon - qm depends on UACCE")
Signed-off-by: YueHaibing <yuehaibing@huawei.com>
Reviewed-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2020-04-03 15:37:26 +11:00
YueHaibing 21f6f94693 crypto/chcr: Add missing include file <linux/highmem.h>
drivers/crypto/chelsio/chcr_ktls.c: In function ‘chcr_short_record_handler’:
drivers/crypto/chelsio/chcr_ktls.c:1770:12: error: implicit declaration of function ‘kmap_atomic’;
 did you mean ‘in_atomic’? [-Werror=implicit-function-declaration]
    vaddr = kmap_atomic(skb_frag_page(f));
            ^~~~~~~~~~~

Reported-by: Hulk Robot <hulkci@huawei.com>
Fixes: dc05f3df8f ("chcr: Handle first or middle part of record")
Signed-off-by: YueHaibing <yuehaibing@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2020-04-02 06:55:06 -07:00
Linus Torvalds 72f35423e8 Merge branch 'linus' of git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6
Pull crypto updates from Herbert Xu:
 "API:
   - Fix out-of-sync IVs in self-test for IPsec AEAD algorithms

  Algorithms:
   - Use formally verified implementation of x86/curve25519

  Drivers:
   - Enhance hwrng support in caam

   - Use crypto_engine for skcipher/aead/rsa/hash in caam

   - Add Xilinx AES driver

   - Add uacce driver

   - Register zip engine to uacce in hisilicon

   - Add support for OCTEON TX CPT engine in marvell"

* 'linus' of git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6: (162 commits)
  crypto: af_alg - bool type cosmetics
  crypto: arm[64]/poly1305 - add artifact to .gitignore files
  crypto: caam - limit single JD RNG output to maximum of 16 bytes
  crypto: caam - enable prediction resistance in HRWNG
  bus: fsl-mc: add api to retrieve mc version
  crypto: caam - invalidate entropy register during RNG initialization
  crypto: caam - check if RNG job failed
  crypto: caam - simplify RNG implementation
  crypto: caam - drop global context pointer and init_done
  crypto: caam - use struct hwrng's .init for initialization
  crypto: caam - allocate RNG instantiation descriptor with GFP_DMA
  crypto: ccree - remove duplicated include from cc_aead.c
  crypto: chelsio - remove set but not used variable 'adap'
  crypto: marvell - enable OcteonTX cpt options for build
  crypto: marvell - add the Virtual Function driver for CPT
  crypto: marvell - add support for OCTEON TX CPT engine
  crypto: marvell - create common Kconfig and Makefile for Marvell
  crypto: arm/neon - memzero_explicit aes-cbc key
  crypto: bcm - Use scnprintf() for avoiding potential buffer overflow
  crypto: atmel-i2c - Fix wakeup fail
  ...
2020-04-01 14:47:40 -07:00
Linus Torvalds 29d9f30d4c Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net-next
Pull networking updates from David Miller:
 "Highlights:

   1) Fix the iwlwifi regression, from Johannes Berg.

   2) Support BSS coloring and 802.11 encapsulation offloading in
      hardware, from John Crispin.

   3) Fix some potential Spectre issues in qtnfmac, from Sergey
      Matyukevich.

   4) Add TTL decrement action to openvswitch, from Matteo Croce.

   5) Allow paralleization through flow_action setup by not taking the
      RTNL mutex, from Vlad Buslov.

   6) A lot of zero-length array to flexible-array conversions, from
      Gustavo A. R. Silva.

   7) Align XDP statistics names across several drivers for consistency,
      from Lorenzo Bianconi.

   8) Add various pieces of infrastructure for offloading conntrack, and
      make use of it in mlx5 driver, from Paul Blakey.

   9) Allow using listening sockets in BPF sockmap, from Jakub Sitnicki.

  10) Lots of parallelization improvements during configuration changes
      in mlxsw driver, from Ido Schimmel.

  11) Add support to devlink for generic packet traps, which report
      packets dropped during ACL processing. And use them in mlxsw
      driver. From Jiri Pirko.

  12) Support bcmgenet on ACPI, from Jeremy Linton.

  13) Make BPF compatible with RT, from Thomas Gleixnet, Alexei
      Starovoitov, and your's truly.

  14) Support XDP meta-data in virtio_net, from Yuya Kusakabe.

  15) Fix sysfs permissions when network devices change namespaces, from
      Christian Brauner.

  16) Add a flags element to ethtool_ops so that drivers can more simply
      indicate which coalescing parameters they actually support, and
      therefore the generic layer can validate the user's ethtool
      request. Use this in all drivers, from Jakub Kicinski.

  17) Offload FIFO qdisc in mlxsw, from Petr Machata.

  18) Support UDP sockets in sockmap, from Lorenz Bauer.

  19) Fix stretch ACK bugs in several TCP congestion control modules,
      from Pengcheng Yang.

  20) Support virtual functiosn in octeontx2 driver, from Tomasz
      Duszynski.

  21) Add region operations for devlink and use it in ice driver to dump
      NVM contents, from Jacob Keller.

  22) Add support for hw offload of MACSEC, from Antoine Tenart.

  23) Add support for BPF programs that can be attached to LSM hooks,
      from KP Singh.

  24) Support for multiple paths, path managers, and counters in MPTCP.
      From Peter Krystad, Paolo Abeni, Florian Westphal, Davide Caratti,
      and others.

  25) More progress on adding the netlink interface to ethtool, from
      Michal Kubecek"

* git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net-next: (2121 commits)
  net: ipv6: rpl_iptunnel: Fix potential memory leak in rpl_do_srh_inline
  cxgb4/chcr: nic-tls stats in ethtool
  net: dsa: fix oops while probing Marvell DSA switches
  net/bpfilter: remove superfluous testing message
  net: macb: Fix handling of fixed-link node
  net: dsa: ksz: Select KSZ protocol tag
  netdevsim: dev: Fix memory leak in nsim_dev_take_snapshot_write
  net: stmmac: add EHL 2.5Gbps PCI info and PCI ID
  net: stmmac: add EHL PSE0 & PSE1 1Gbps PCI info and PCI ID
  net: stmmac: create dwmac-intel.c to contain all Intel platform
  net: dsa: bcm_sf2: Support specifying VLAN tag egress rule
  net: dsa: bcm_sf2: Add support for matching VLAN TCI
  net: dsa: bcm_sf2: Move writing of CFP_DATA(5) into slicing functions
  net: dsa: bcm_sf2: Check earlier for FLOW_EXT and FLOW_MAC_EXT
  net: dsa: bcm_sf2: Disable learning for ASP port
  net: dsa: b53: Deny enslaving port 7 for 7278 into a bridge
  net: dsa: b53: Prevent tagged VLAN on port 7 for 7278
  net: dsa: b53: Restore VLAN entries upon (re)configuration
  net: dsa: bcm_sf2: Fix overflow checks
  hv_netvsc: Remove unnecessary round_up for recv_completion_cnt
  ...
2020-03-31 17:29:33 -07:00
Rohit Maheshwari 3a0a978389 crypto/chtls: Fix chtls crash in connection cleanup
There is a possibility that cdev is removed before CPL_ABORT_REQ_RSS
is fully processed, so it's better to save it in skb.

Added checks in handling the flow correctly, which suggests connection reset
request is sent to HW, wait for HW to respond.

Signed-off-by: Rohit Maheshwari <rohitm@chelsio.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2020-03-30 10:44:08 -07:00
Rohit Maheshwari e14394e656 crypto/chcr: fix incorrect ipv6 packet length
IPv6 header's payload length field shouldn't include IPv6 header length.

Signed-off-by: Rohit Maheshwari <rohitm@chelsio.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2020-03-30 10:40:12 -07:00
Ayush Sawal 876aa9f527 Crypto: chelsio - Fixes a deadlock between rtnl_lock and uld_mutex
The locks are taken in this order during driver registration
(uld_mutex), at: cxgb4_register_uld.part.14+0x49/0xd60 [cxgb4]
(rtnl_mutex), at: rtnetlink_rcv_msg+0x2db/0x400
(uld_mutex), at: cxgb_up+0x3a/0x7b0 [cxgb4]
(rtnl_mutex), at: chcr_add_xfrmops+0x83/0xa0 [chcr](stucked here)

To avoid this now the netdev features are updated after the
cxgb4_register_uld function is completed.

Fixes: 6dad4e8ab3 ("chcr: Add support for Inline IPSec").

Signed-off-by: Ayush Sawal <ayush.sawal@chelsio.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2020-03-30 10:33:23 -07:00