Commit Graph

969109 Commits

Author SHA1 Message Date
Jakub Kicinski 5c39f26e67 Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
Trivial conflict in CAN, keep the net-next + the byteswap wrapper.

Conflicts:
	drivers/net/can/usb/gs_usb.c

Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2020-11-27 18:25:27 -08:00
Jakub Kicinski 6375da9dac Merge branch 'tipc-some-minor-improvements'
Jon Maloy says:

====================
tipc: some minor improvements

We add some improvements that will be useful in future commits.
====================

Link: https://lore.kernel.org/r/20201125182915.711370-1-jmaloy@redhat.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2020-11-27 17:34:04 -08:00
Jon Maloy b6f88d9c2f tipc: update address terminology in code
We update the terminology in the code so that deprecated structure
names and macros are replaced with those currently recommended in
the user API.

struct tipc_portid   -> struct tipc_socket_addr
struct tipc_name     -> struct tipc_service_addr
struct tipc_name_seq -> struct tipc_service_range

TIPC_ADDR_ID       -> TIPC_SOCKET_ADDR
TIPC_ADDR_NAME     -> TIPC_SERVICE_ADDR
TIPC_ADDR_NAMESEQ  -> TIPC_SERVICE_RANGE
TIPC_CFG_SRV       -> TIPC_NODE_STATE

Acked-by: Ying Xue <ying.xue@windriver.com>
Signed-off-by: Jon Maloy <jmaloy@redhat.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2020-11-27 17:34:01 -08:00
Jon Maloy 5f75e0a0e9 tipc: make node number calculation reproducible
The 32-bit node number, aka node hash or node address, is calculated
based on the 128-bit node identity when it is not set explicitly by
the user. In future commits we will need to perform this hash operation
on peer nodes while feeling safe that we obtain the same result.

We do this by interpreting the initial hash as a network byte order
number. Whenever we need to use the number locally on a node
we must therefore translate it to host byte order to obtain an
architecure independent result.

Furthermore, given the context where we use this number, we must not
allow it to be zero unless the node identity also is zero. Hence, in
the rare cases when the xor-ed hash value may end up as zero we replace
it with a fix number, knowing that the code anyway is capable of
handling hash collisions.

Acked-by: Ying Xue <ying.xue@windriver.com>
Signed-off-by: Jon Maloy <jmaloy@redhat.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2020-11-27 17:34:01 -08:00
Jon Maloy 60c102eede tipc: refactor tipc_sk_bind() function
We refactor the tipc_sk_bind() function, so that the lock handling
is handled separately from the logics. We also move some sanity
tests to earlier in the call chain, to the function tipc_bind().

Acked-by: Ying Xue <ying.xue@windriver.com>
Signed-off-by: Jon Maloy <jmaloy@redhat.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2020-11-27 17:34:01 -08:00
Oleksij Rempel fff4c74690 net: phy: micrel: fix interrupt handling
After migration to the shared interrupt support, the KSZ8031 PHY with
enabled interrupt support was not able to notify about link status
change.

Fixes: 59ca4e58b9 ("net: phy: micrel: implement generic .handle_interrupt() callback")
Signed-off-by: Oleksij Rempel <o.rempel@pengutronix.de>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Link: https://lore.kernel.org/r/20201127123621.31234-1-o.rempel@pengutronix.de
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2020-11-27 17:26:20 -08:00
Jakub Kicinski 35c5841889 Merge branch 'net-x25-netdev-event-handling'
Martin Schiller says:

====================
net/x25: netdev event handling
====================

Link: https://lore.kernel.org/r/20201126063557.1283-1-ms@dev.tdt.de
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2020-11-27 17:23:02 -08:00
Martin Schiller 139d6eb149 net/x25: remove x25_kill_by_device()
Remove obsolete function x25_kill_by_device(). It's not used any more.

Signed-off-by: Martin Schiller <ms@dev.tdt.de>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2020-11-27 17:22:51 -08:00
Martin Schiller d023b2b9cc net/x25: fix restart request/confirm handling
We have to take the actual link state into account to handle
restart requests/confirms well.

Signed-off-by: Martin Schiller <ms@dev.tdt.de>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2020-11-27 17:22:51 -08:00
Martin Schiller 62480b992b net/lapb: fix t1 timer handling for LAPB_STATE_0
1. DTE interface changes immediately to LAPB_STATE_1 and start sending
   SABM(E).

2. DCE interface sends N2-times DM and changes to LAPB_STATE_1
   afterwards if there is no response in the meantime.

Signed-off-by: Martin Schiller <ms@dev.tdt.de>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2020-11-27 17:22:51 -08:00
Martin Schiller a4989fa911 net/lapb: support netdev events
This patch allows layer2 (LAPB) to react to netdev events itself and
avoids the detour via layer3 (X.25).

1. Establish layer2 on NETDEV_UP events, if the carrier is already up.

2. Call lapb_disconnect_request() on NETDEV_GOING_DOWN events to signal
   the peer that the connection will go down.
   (Only when the carrier is up.)

3. When a NETDEV_DOWN event occur, clear all queues, enter state
   LAPB_STATE_0 and stop all timers.

4. The NETDEV_CHANGE event makes it possible to handle carrier loss and
   detection.

   In case of Carrier Loss, clear all queues, enter state LAPB_STATE_0
   and stop all timers.

   In case of Carrier Detection, we start timer t1 on a DCE interface,
   and on a DTE interface we change to state LAPB_STATE_1 and start
   sending SABM(E).

Signed-off-by: Martin Schiller <ms@dev.tdt.de>
Acked-by: Xie He <xie.he.0141@gmail.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2020-11-27 17:22:51 -08:00
Martin Schiller 7eed751b3b net/x25: handle additional netdev events
1. Add / remove x25_link_device by NETDEV_REGISTER/UNREGISTER and also
   by NETDEV_POST_TYPE_CHANGE/NETDEV_PRE_TYPE_CHANGE.

   This change is needed so that the x25_neigh struct for an interface
   is already created when it shows up and is kept independently if the
   interface goes UP or DOWN.

   This is used in an upcomming commit, where x25 params of an neighbour
   will get configurable through ioctls.

2. NETDEV_CHANGE event makes it possible to handle carrier loss and
   detection. If carrier is lost, clean up everything related to this
   neighbour by calling x25_link_terminated().

3. Also call x25_link_terminated() for NETDEV_DOWN events and remove the
   call to x25_clear_forward_by_dev() in x25_route_device_down(), as
   this is already called by x25_kill_by_neigh() which gets called by
   x25_link_terminated().

4. Do nothing for NETDEV_UP and NETDEV_GOING_DOWN events, as these will
   be handled in layer 2 (LAPB) and layer3 (X.25) will be informed by
   layer2 when layer2 link is established and layer3 link should be
   initiated.

Signed-off-by: Martin Schiller <ms@dev.tdt.de>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2020-11-27 17:22:51 -08:00
Jakub Kicinski f5d709ffde Merge branch 'mlxsw-update-adjacency-index-more-efficiently'
Ido Schimmel says:

====================
mlxsw: Update adjacency index more efficiently

The device supports an operation that allows the driver to issue one
request to update the adjacency index for all the routes in a given
virtual router (VR) from old index and size to new ones. This is useful
in case the configuration of a certain nexthop group is updated and its
adjacency index changes.

Currently, the driver does not use this operation in an efficient
manner. It iterates over all the routes using the nexthop group and
issues an update request for the VR if it is not the same as the
previous VR.

Instead, this patch set tracks the VRs in which the nexthop group is
used and issues one request for each VR.

Example:

8k IPv6 routes were added in an alternating manner to two VRFs. All the
routes are using the same nexthop object ('nhid 1').

Before:

 Performance counter stats for 'ip nexthop replace id 1 via 2001:db8:1::2 dev swp3':

            16,385      devlink:devlink_hwmsg

       4.255933213 seconds time elapsed

       0.000000000 seconds user
       0.666923000 seconds sys

Number of EMAD transactions corresponds to number of routes using the
nexthop group.

After:

 Performance counter stats for 'ip nexthop replace id 1 via 2001:db8:1::2 dev swp3':

                 3      devlink:devlink_hwmsg

       0.077655094 seconds time elapsed

       0.000000000 seconds user
       0.076698000 seconds sys

Number of EMAD transactions corresponds to number of VRFs / VRs.

Patch set overview:

Patch #1 is a fix for a bug introduced in previous submission. Detected
by Coverity.

Patches #2 and #3 are preparations.

Patch #4 tracks the VRs a nexthop group is member of.

Patch #5 uses the membership tracking from the previous patch to issue
one update request per each VR.
====================

Link: https://lore.kernel.org/r/20201125193505.1052466-1-idosch@idosch.org
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2020-11-27 17:17:37 -08:00
Ido Schimmel ff47fa13c9 mlxsw: spectrum_router: Update adjacency index more efficiently
The device supports an operation that allows the driver to issue one
request to update the adjacency index for all the routes in a given
virtual router (VR) from old index and size to new ones. This is useful
in case the configuration of a certain nexthop group is updated and its
adjacency index changes.

Currently, the driver does not use this operation in an efficient
manner. It iterates over all the routes using the nexthop group and
issues an update request for the VR if it is not the same as the
previous VR.

Instead, use the VR tracking added in the previous patch to update the
adjacency index once for each VR currently using the nexthop group.

Example:

8k IPv6 routes were added in an alternating manner to two VRFs. All the
routes are using the same nexthop object ('nhid 1').

Before:

# perf stat -e devlink:devlink_hwmsg --filter='incoming==0' -- ip nexthop replace id 1 via 2001:db8:1::2 dev swp3

 Performance counter stats for 'ip nexthop replace id 1 via 2001:db8:1::2 dev swp3':

            16,385      devlink:devlink_hwmsg

       4.255933213 seconds time elapsed

       0.000000000 seconds user
       0.666923000 seconds sys

Number of EMAD transactions corresponds to number of routes using the
nexthop group.

After:

# perf stat -e devlink:devlink_hwmsg --filter='incoming==0' -- ip nexthop replace id 1 via 2001:db8:1::2 dev swp3

 Performance counter stats for 'ip nexthop replace id 1 via 2001:db8:1::2 dev swp3':

                 3      devlink:devlink_hwmsg

       0.077655094 seconds time elapsed

       0.000000000 seconds user
       0.076698000 seconds sys

Number of EMAD transactions corresponds to number of VRFs / VRs.

Signed-off-by: Ido Schimmel <idosch@nvidia.com>
Reviewed-by: Jiri Pirko <jiri@nvidia.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2020-11-27 17:17:33 -08:00
Ido Schimmel d2141a42b9 mlxsw: spectrum_router: Track nexthop group virtual router membership
For each nexthop group, track in which virtual routers (VRs) the group is
used. This is going to be used by the next patch to perform a more
efficient adjacency index update whenever the group's adjacency index
changes.

Signed-off-by: Ido Schimmel <idosch@nvidia.com>
Reviewed-by: Jiri Pirko <jiri@nvidia.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2020-11-27 17:17:33 -08:00
Ido Schimmel 9a4ab10c74 mlxsw: spectrum_router: Rollback virtual router adjacency pointer update
In the rare case where the adjacency pointer cannot be updated for a
given virtual router, rollback the operation so that virtual routers
that are already using the new index will use the old one again.

Signed-off-by: Ido Schimmel <idosch@nvidia.com>
Reviewed-by: Jiri Pirko <jiri@nvidia.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2020-11-27 17:17:33 -08:00
Ido Schimmel 40e4413d5d mlxsw: spectrum_router: Pass virtual router parameters directly instead of pointer
mlxsw_sp_adj_index_mass_update_vr() only needs the virtual router's
identifier and protocol, so pass them directly. In a subsequent patch
the caller will not have access to the pointer.

Signed-off-by: Ido Schimmel <idosch@nvidia.com>
Reviewed-by: Jiri Pirko <jiri@nvidia.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2020-11-27 17:17:33 -08:00
Ido Schimmel 1c2c5eb6e1 mlxsw: spectrum_router: Fix error handling issue
Return error to the caller instead of suppressing it.

Fixes: e3ddfb45ba ("mlxsw: spectrum_router: Allow returning errors from mlxsw_sp_nexthop_group_refresh()")
Addresses-Coverity: ("Error handling issues  (CHECKED_RETURN)")
Signed-off-by: Ido Schimmel <idosch@nvidia.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2020-11-27 17:17:32 -08:00
Linus Torvalds c84e1efae0 asm-generic: add correct MAX_POSSIBLE_PHYSMEM_BITS setting
This is a single bugfix for a bug that Stefan Agner found on 32-bit
 Arm, but that exists on several other architectures.
 
 Signed-off-by: Arnd Bergmann <arnd@arndb.de>
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Merge tag 'asm-generic-fixes-5.10-2' of git://git.kernel.org/pub/scm/linux/kernel/git/arnd/asm-generic

Pull asm-generic fix from Arnd Bergmann:
 "Add correct MAX_POSSIBLE_PHYSMEM_BITS setting to asm-generic.

  This is a single bugfix for a bug that Stefan Agner found on 32-bit
  Arm, but that exists on several other architectures"

* tag 'asm-generic-fixes-5.10-2' of git://git.kernel.org/pub/scm/linux/kernel/git/arnd/asm-generic:
  arch: pgtable: define MAX_POSSIBLE_PHYSMEM_BITS where needed
2020-11-27 15:00:35 -08:00
Linus Torvalds 303bc93472 ARM: SoC fixes for v5.10, part 3
Another set of patches for devicetree files and Arm
 SoC specific drivers:
 
  - A fix for OP-TEE shared memory on non-SMP systems
 
  - multiple code fixes for the OMAP platform, including
    one regression for the CPSW network driver and a few
    runtime warning fixes
 
  - Some DT patches for the Rockchip RK3399 platform,
    in particular fixing the MMC device ordering that
    recently became nondeterministic with async probe.
 
  - Multiple DT fixes for the Tegra platform, including
    a regression fix for suspend/resume on TX2
 
  - A regression fix for a user-triggered fault in the
    NXP dpio driver
 
  - A regression fix for a bug caused by an earlier bug
    fix in the xilinx firmware driver
 
  - Two more DTC warning fixes
 
  - Sylvain Lemieux steps down as maintainer for the
    NXP LPC32xx platform
 
 Signed-off-by: Arnd Bergmann <arnd@arndb.de>
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Merge tag 'arm-soc-fixes-v5.10-3' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc

Pull ARM SoC fixes from Arnd Bergmann:
 "Another set of patches for devicetree files and Arm SoC specific
  drivers:

   - A fix for OP-TEE shared memory on non-SMP systems

   - multiple code fixes for the OMAP platform, including one regression
     for the CPSW network driver and a few runtime warning fixes

   - Some DT patches for the Rockchip RK3399 platform, in particular
     fixing the MMC device ordering that recently became
     nondeterministic with async probe.

   - Multiple DT fixes for the Tegra platform, including a regression
     fix for suspend/resume on TX2

   - A regression fix for a user-triggered fault in the NXP dpio driver

   - A regression fix for a bug caused by an earlier bug fix in the
     xilinx firmware driver

   - Two more DTC warning fixes

   - Sylvain Lemieux steps down as maintainer for the NXP LPC32xx
     platform"

* tag 'arm-soc-fixes-v5.10-3' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc: (24 commits)
  arm64: tegra: Fix Tegra234 VDK node names
  arm64: tegra: Wrong AON HSP reg property size
  arm64: tegra: Fix USB_VBUS_EN0 regulator on Jetson TX1
  arm64: tegra: Correct the UART for Jetson Xavier NX
  arm64: tegra: Disable the ACONNECT for Jetson TX2
  optee: add writeback to valid memory type
  firmware: xilinx: Use hash-table for api feature check
  firmware: xilinx: Fix SD DLL node reset issue
  soc: fsl: dpio: Get the cpumask through cpumask_of(cpu)
  ARM: dts: dra76x: m_can: fix order of clocks
  bus: ti-sysc: suppress err msg for timers used as clockevent/source
  MAINTAINERS: Remove myself as LPC32xx maintainers
  arm64: dts: qcom: clear the warnings caused by empty dma-ranges
  arm64: dts: broadcom: clear the warnings caused by empty dma-ranges
  ARM: dts: am437x-l4: fix compatible for cpsw switch dt node
  arm64: dts: rockchip: Reorder LED triggers from mmc devices on rk3399-roc-pc.
  arm64: dts: rockchip: Assign a fixed index to mmc devices on rk3399 boards.
  arm64: dts: rockchip: Remove system-power-controller from pmic on Odroid Go Advance
  arm64: dts: rockchip: fix NanoPi R2S GMAC clock name
  ARM: OMAP2+: Manage MPU state properly for omap_enter_idle_coupled()
  ...
2020-11-27 14:48:03 -08:00
Linus Torvalds 79c0c1f038 Networking fixes for 5.10-rc6, including fixes from the WiFi driver,
and can subtrees.
 
 Current release - regressions:
 
  - gro_cells: reduce number of synchronize_net() calls
 
  - ch_ktls: release a lock before jumping to an error path
 
 Current release - always broken:
 
  - tcp: Allow full IP tos/IPv6 tclass to be reflected in L3 header
 
 Previous release - regressions:
 
  - net/tls: fix missing received data after fast remote close
 
  - vsock/virtio: discard packets only when socket is really closed
 
  - sock: set sk_err to ee_errno on dequeue from errq
 
  - cxgb4: fix the panic caused by non smac rewrite
 
 Previous release - always broken:
 
  - tcp: fix corner cases around setting ECN with BPF selection
         of congestion control
 
  - tcp: fix race condition when creating child sockets from
         syncookies on loopback interface
 
  - usbnet: ipheth: fix connectivity with iOS 14
 
  - tun: honor IOCB_NOWAIT flag
 
  - net/packet: fix packet receive on L3 devices without visible
                hard header
 
  - devlink: Make sure devlink instance and port are in same net
             namespace
 
  - net: openvswitch: fix TTL decrement action netlink message format
 
  - bonding: wait for sysfs kobject destruction before freeing
             struct slave
 
  - net: stmmac: fix upstream patch applied to the wrong context
 
  - bnxt_en: fix return value and unwind in probe error paths
 
 Misc:
 
  - devlink: add extra layer of categorization to the reload stats
             uAPI before it's released
 
 Signed-off-by: Jakub Kicinski <kuba@kernel.org>
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Merge tag 'net-5.10-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net

Pull networking fixes from Jakub Kicinski:
 "Networking fixes for 5.10-rc6, including fixes from the WiFi driver,
  and CAN subtrees.

  Current release - regressions:

   - gro_cells: reduce number of synchronize_net() calls

   - ch_ktls: release a lock before jumping to an error path

  Current release - always broken:

   - tcp: Allow full IP tos/IPv6 tclass to be reflected in L3 header

  Previous release - regressions:

   - net/tls: fix missing received data after fast remote close

   - vsock/virtio: discard packets only when socket is really closed

   - sock: set sk_err to ee_errno on dequeue from errq

   - cxgb4: fix the panic caused by non smac rewrite

  Previous release - always broken:

   - tcp: fix corner cases around setting ECN with BPF selection of
     congestion control

   - tcp: fix race condition when creating child sockets from syncookies
     on loopback interface

   - usbnet: ipheth: fix connectivity with iOS 14

   - tun: honor IOCB_NOWAIT flag

   - net/packet: fix packet receive on L3 devices without visible hard
     header

   - devlink: Make sure devlink instance and port are in same net
     namespace

   - net: openvswitch: fix TTL decrement action netlink message format

   - bonding: wait for sysfs kobject destruction before freeing struct
     slave

   - net: stmmac: fix upstream patch applied to the wrong context

   - bnxt_en: fix return value and unwind in probe error paths

  Misc:

   - devlink: add extra layer of categorization to the reload stats uAPI
     before it's released"

* tag 'net-5.10-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net: (68 commits)
  sock: set sk_err to ee_errno on dequeue from errq
  mptcp: fix NULL ptr dereference on bad MPJ
  net: openvswitch: fix TTL decrement action netlink message format
  can: af_can: can_rx_unregister(): remove WARN() statement from list operation sanity check
  can: m_can: m_can_dev_setup(): add support for bosch mcan version 3.3.0
  can: m_can: fix nominal bitiming tseg2 min for version >= 3.1
  can: m_can: m_can_open(): remove IRQF_TRIGGER_FALLING from request_threaded_irq()'s flags
  can: mcp251xfd: mcp251xfd_probe(): bail out if no IRQ was given
  can: gs_usb: fix endianess problem with candleLight firmware
  ch_ktls: lock is not freed
  net/tls: Protect from calling tls_dev_del for TLS RX twice
  devlink: Make sure devlink instance and port are in same net namespace
  devlink: Hold rtnl lock while reading netdev attributes
  ptp: clockmatrix: bug fix for idtcm_strverscmp
  enetc: Let the hardware auto-advance the taprio base-time of 0
  gro_cells: reduce number of synchronize_net() calls
  net: stmmac: fix incorrect merge of patch upstream
  ipv6: addrlabel: fix possible memory leak in ip6addrlbl_net_init
  Documentation: netdev-FAQ: suggest how to post co-dependent series
  ibmvnic: enhance resetting status check during module exit
  ...
2020-11-27 14:38:02 -08:00
Jakub Kicinski 4be074e6dd Merge branch 'net-sched-fix-over-mtu-packet-of-defrag-in'
wenxu says:

====================
net/sched: fix over mtu packet of defrag in

Currently kernel tc subsystem can do conntrack in act_ct. But when several
fragment packets go through the act_ct, function tcf_ct_handle_fragments
will defrag the packets to a big one. But the last action will redirect
mirred to a device which maybe lead the reassembly big packet over the mtu
of target device.

The first patch fix miss init the qdisc_skb_cb->mru
The send one refactor the hanle of xmit in act_mirred and prepare for the
third one
The last one add implict packet fragment support to fix the over mtu for
defrag in act_ct.
====================

Link: https://lore.kernel.org/r/1606276883-6825-1-git-send-email-wenxu@ucloud.cn
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2020-11-27 14:36:04 -08:00
wenxu c129412f74 net/sched: sch_frag: add generic packet fragment support.
Currently kernel tc subsystem can do conntrack in cat_ct. But when several
fragment packets go through the act_ct, function tcf_ct_handle_fragments
will defrag the packets to a big one. But the last action will redirect
mirred to a device which maybe lead the reassembly big packet over the mtu
of target device.

This patch add support for a xmit hook to mirred, that gets executed before
xmiting the packet. Then, when act_ct gets loaded, it configs that hook.
The frag xmit hook maybe reused by other modules.

Signed-off-by: wenxu <wenxu@ucloud.cn>
Acked-by: Cong Wang <cong.wang@bytedance.com>
Acked-by: Jamal Hadi Salim <jhs@mojatatu.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2020-11-27 14:36:02 -08:00
wenxu fa6d639930 net/sched: act_mirred: refactor the handle of xmit
This one is prepare for the next patch.

Signed-off-by: wenxu <wenxu@ucloud.cn>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2020-11-27 14:36:02 -08:00
wenxu aadaca9e7c net/sched: fix miss init the mru in qdisc_skb_cb
The mru in the qdisc_skb_cb should be init as 0. Only defrag packets in the
act_ct will set the value.

Fixes: 038ebb1a71 ("net/sched: act_ct: fix miss set mru for ovs after defrag in act_ct")
Signed-off-by: wenxu <wenxu@ucloud.cn>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2020-11-27 14:36:02 -08:00
Jakub Kicinski fb3158ea61 Merge branch 'add-chacha20-poly1305-cipher-to-kernel-tls'
Vadim Fedorenko says:

====================
Add CHACHA20-POLY1305 cipher to Kernel TLS

RFC 7905 defines usage of ChaCha20-Poly1305 in TLS connections. This
cipher is widely used nowadays and it's good to have a support for it
in TLS connections in kernel.
====================

Link: https://lore.kernel.org/r/1606231490-653-1-git-send-email-vfedorenko@novek.ru
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2020-11-27 14:32:40 -08:00
Vadim Fedorenko 4f336e88a8 selftests/tls: add CHACHA20-POLY1305 to tls selftests
Add new cipher as a variant of standard tls selftests

Signed-off-by: Vadim Fedorenko <vfedorenko@novek.ru>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2020-11-27 14:32:37 -08:00
Vadim Fedorenko 74ea610602 net/tls: add CHACHA20-POLY1305 configuration
Add ChaCha-Poly specific configuration code.

Signed-off-by: Vadim Fedorenko <vfedorenko@novek.ru>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2020-11-27 14:32:37 -08:00
Vadim Fedorenko a6acbe6235 net/tls: add CHACHA20-POLY1305 specific behavior
RFC 7905 defines special behavior for ChaCha-Poly TLS sessions.
The differences are in the calculation of nonce and the absence
of explicit IV. This behavior is like TLSv1.3 partly.

Signed-off-by: Vadim Fedorenko <vfedorenko@novek.ru>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2020-11-27 14:32:37 -08:00
Vadim Fedorenko 923c40c465 net/tls: add CHACHA20-POLY1305 specific defines and structures
To provide support for ChaCha-Poly cipher we need to define
specific constants and structures.

Signed-off-by: Vadim Fedorenko <vfedorenko@novek.ru>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2020-11-27 14:32:37 -08:00
Vadim Fedorenko 6942a284fb net/tls: make inline helpers protocol-aware
Inline functions defined in tls.h have a lot of AES-specific
constants. Remove these constants and change argument to struct
tls_prot_info to have an access to cipher type in later patches

Signed-off-by: Vadim Fedorenko <vfedorenko@novek.ru>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2020-11-27 14:32:37 -08:00
Linus Torvalds 80e1e1761d SCSI fixes on 20201127
Three small fixes in the UFS driver: two are for power management
 issues and the third is to fix a slew of problem in the sysfs code.
 
 Signed-off-by: James E.J. Bottomley <jejb@linux.ibm.com>
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Merge tag 'scsi-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi

Pull SCSI fixes from James Bottomley:
 "Three small fixes in the UFS driver: two are for power management
  issues and the third is to fix a slew of problem in the sysfs code"

* tag 'scsi-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi:
  scsi: ufs: Fix race between shutdown and runtime resume flow
  scsi: ufs: Make sure clk scaling happens only when HBA is runtime ACTIVE
  scsi: ufs: Fix unexpected values from ufshcd_read_desc_param()
2020-11-27 14:06:23 -08:00
Linus Torvalds 9223e74f99 io_uring-5.10-2020-11-27
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Merge tag 'io_uring-5.10-2020-11-27' of git://git.kernel.dk/linux-block

Pull io_uring fixes from Jens Axboe:

 - Out of bounds fix for the cq size cap from earlier this release (Joseph)

 - iov_iter type check fix (Pavel)

 - Files grab + cancelation fix (Pavel)

* tag 'io_uring-5.10-2020-11-27' of git://git.kernel.dk/linux-block:
  io_uring: fix files grab/cancel race
  io_uring: fix ITER_BVEC check
  io_uring: fix shift-out-of-bounds when round up cq size
2020-11-27 12:56:04 -08:00
Linus Torvalds d021c3e56d block-5.10-2020-11-27
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Merge tag 'block-5.10-2020-11-27' of git://git.kernel.dk/linux-block

Pull block fix from Jens Axboe:
 "Just a single fix, for a crash in the keyslot manager"

* tag 'block-5.10-2020-11-27' of git://git.kernel.dk/linux-block:
  block/keyslot-manager: prevent crash when num_slots=1
2020-11-27 12:49:01 -08:00
Linus Torvalds a17a3ca55e for-5.10-rc5-tag
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Merge tag 'for-5.10-rc5-tag' of git://git.kernel.org/pub/scm/linux/kernel/git/kdave/linux

Pull btrfs fixes from David Sterba:
 "A few fixes for various warnings that accumulated over past two weeks:

   - tree-checker: add missing return values for some errors

   - lockdep fixes
      - when reading qgroup config and starting quota rescan
      - reverse order of quota ioctl lock and VFS freeze lock

   - avoid accessing potentially stale fs info during device scan,
     reported by syzbot

   - add scope NOFS protection around qgroup relation changes

   - check for running transaction before flushing qgroups

   - fix tracking of new delalloc ranges for some cases"

* tag 'for-5.10-rc5-tag' of git://git.kernel.org/pub/scm/linux/kernel/git/kdave/linux:
  btrfs: fix lockdep splat when enabling and disabling qgroups
  btrfs: do nofs allocations when adding and removing qgroup relations
  btrfs: fix lockdep splat when reading qgroup config on mount
  btrfs: tree-checker: add missing returns after data_ref alignment checks
  btrfs: don't access possibly stale fs_info data for printing duplicate device
  btrfs: tree-checker: add missing return after error in root_item
  btrfs: qgroup: don't commit transaction when we already hold the handle
  btrfs: fix missing delalloc new bit for new delalloc ranges
2020-11-27 12:42:13 -08:00
Linus Torvalds d41e9b22eb RDMA 5.10 fourth rc pull request
Two notable security issues and a collection of minor fixes:
 
 - Significant out of bounds access security issue in i40iw
 
 - Fix misuse of mmu notifiers in hfi1
 
 - Several errors in the register map/usage in hns
 
 - Missing error returns in mthca
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Merge tag 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rdma/rdma

Pull rdma fixes from Jason Gunthorpe:
 "Two security issues and several small bug fixes. Things seem to have
  stabilized for this release here.

  Summary:

   - Significant out of bounds access security issue in i40iw

   - Fix misuse of mmu notifiers in hfi1

   - Several errors in the register map/usage in hns

   - Missing error returns in mthca"

* tag 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rdma/rdma:
  RDMA/hns: Bugfix for memory window mtpt configuration
  RDMA/hns: Fix retry_cnt and rnr_cnt when querying QP
  RDMA/hns: Fix wrong field of SRQ number the device supports
  IB/hfi1: Ensure correct mm is used at all times
  RDMA/i40iw: Address an mmap handler exploit in i40iw
  IB/mthca: fix return value of error branch in mthca_init_cq()
2020-11-27 12:31:04 -08:00
Linus Torvalds 76dc2bfc2e Raw NAND changes:
* Because of a recent change in the core, NAND controller drivers
   initializing the ECC engine too early in the probe path are
   broken. Drivers should wait for the NAND device to be discovered and
   its memory layout known before doing any ECC related initialization,
   so instead of reverting the faulty change which is actually moving
   in the right direction, let's fix the drivers directly: socrates,
   sharpsl, r852, plat_nand, pasemi, tmio, txx9ndfmc, orion, mpc5121,
   lpc32xx_slc, lpc32xx_mlc, fsmc, diskonchip, davinci, cs553x, au1550,
   ams-delta, xway and gpio.
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Merge tag 'mtd/fixes-for-5.10-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/mtd/linux

Pull mtd fixes from Miquel Raynal:
 "Because of a recent change in the core, NAND controller drivers
  initializing the ECC engine too early in the probe path are broken.

  Drivers should wait for the NAND device to be discovered and its
  memory layout known before doing any ECC related initialization, so
  instead of reverting the faulty change which is actually moving in the
  right direction, let's fix the drivers directly: socrates, sharpsl,
  r852, plat_nand, pasemi, tmio, txx9ndfmc, orion, mpc5121, lpc32xx_slc,
  lpc32xx_mlc, fsmc, diskonchip, davinci, cs553x, au1550, ams-delta,
  xway and gpio"

* tag 'mtd/fixes-for-5.10-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/mtd/linux:
  mtd: rawnand: socrates: Move the ECC initialization to ->attach_chip()
  mtd: rawnand: sharpsl: Move the ECC initialization to ->attach_chip()
  mtd: rawnand: r852: Move the ECC initialization to ->attach_chip()
  mtd: rawnand: plat_nand: Move the ECC initialization to ->attach_chip()
  mtd: rawnand: pasemi: Move the ECC initialization to ->attach_chip()
  mtd: rawnand: tmio: Move the ECC initialization to ->attach_chip()
  mtd: rawnand: txx9ndfmc: Move the ECC initialization to ->attach_chip()
  mtd: rawnand: orion: Move the ECC initialization to ->attach_chip()
  mtd: rawnand: mpc5121: Move the ECC initialization to ->attach_chip()
  mtd: rawnand: lpc32xx_slc: Move the ECC initialization to ->attach_chip()
  mtd: rawnand: lpc32xx_mlc: Move the ECC initialization to ->attach_chip()
  mtd: rawnand: fsmc: Move the ECC initialization to ->attach_chip()
  mtd: rawnand: diskonchip: Move the ECC initialization to ->attach_chip()
  mtd: rawnand: davinci: Move the ECC initialization to ->attach_chip()
  mtd: rawnand: cs553x: Move the ECC initialization to ->attach_chip()
  mtd: rawnand: au1550: Move the ECC initialization to ->attach_chip()
  mtd: rawnand: ams-delta: Move the ECC initialization to ->attach_chip()
  mtd: rawnand: xway: Move the ECC initialization to ->attach_chip()
  mtd: rawnand: gpio: Move the ECC initialization to ->attach_chip()
2020-11-27 12:03:07 -08:00
Linus Torvalds 87c301ca91 spi: Fixes for v5.10
A few fixes for v5.10, one for the core which fixes some potential races
 for controllers with multiple chip selects when configuration of the
 chip select for one client device races with the addition and initial
 setup of an additional client.
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Merge tag 'spi-fix-v5.10-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/spi

Pull spi fixes from Mark Brown:
 "A few fixes for v5.10,  one for the core which fixes some potential
  races for controllers with multiple chip selects when configuration of
  the chip select for one client device races with the addition and
  initial setup of an additional client"

* tag 'spi-fix-v5.10-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/spi:
  spi: dw: Fix spi registration for controllers overriding CS
  spi: imx: fix the unbalanced spi runtime pm management
  spi: spi-nxp-fspi: fix fspi panic by unexpected interrupts
  spi: Take the SPI IO-mutex in the spi_setup() method
2020-11-27 11:29:53 -08:00
Linus Torvalds f594139d68 media fixes for v5.10-rc6
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Merge tag 'media/v5.10-3' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media

Pull virtual digital TV driver fixes from Mauro Carvalho Chehab:
 "A series of fixes for the new virtual digital TV driver (vidtv), which
  is meant to help doing tests with the digital TV core and media
  userspace apps and libraries.

  They cover a series of issues I found on it, together with a few new
  things in order to make it easier to detect problems at the DVB core"

* tag 'media/v5.10-3' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media: (36 commits)
  media: vidtv.rst: add kernel-doc markups
  media: vidtv.rst: update vidtv documentation
  media: vidtv: simplify EIT write function
  media: vidtv: simplify NIT write function
  media: vidtv: simplify SDT write function
  media: vidtv: cleanup PMT write table function
  media: vidtv: cleanup PAT write function
  media: vidtv: cleanup PSI table header function
  media: vidtv: cleanup PSI descriptor write function
  media: vidtv: simplify the crc writing logic
  media: vidtv: simplify PSI write function
  media: vidtv: add date to the current event
  media: vidtv: fix service_id at SDT table
  media: vidtv: fix service type
  media: vidtv: add a PID entry for the NIT table
  media: vidtv: properly fill EIT service_id
  media: vidtv: fix the network ID range
  media: vidtv: improve EIT data
  media: vidtv: cleanup null packet initialization logic
  media: vidtv: pre-initialize mux arrays
  ...
2020-11-27 11:25:23 -08:00
Linus Torvalds 6910b67689 drm fixes for 5.10-rc6
ast:
 - LUT loading regression fix
 
 nouveau:
 - relocations regression fix
 
 amdgpu:
 - ttm init oops fix
 - Runtime pm fix
 - SI UVD suspend/resume fix
 - HDCP fix for headless cards
 - Sienna Cichlid golden register update
 
 i915:
 - Fix Perf/OA workaround register corruption (Lionel)
 - Correct a comment statement in GVT (Yan)
 - Fix GT enable/disable iterrupts, including a race condition that prevented GPU to go idle (Chris)
 - Free stale request on destroying the virtual engine (Chris)
 
 exynos:
 - config dependency fix
 
 mediatek:
 - unused var removal
 - horizonal front/back porch formula fix
 
 vc4:
 - wifi and hdmi interference fix
 - mode rejection fixes
 - use after free fix
 - cleanup some code
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Merge tag 'drm-fixes-2020-11-27-1' of git://anongit.freedesktop.org/drm/drm

Pull drm fixes from Dave Airlie:
 "Unfortunately this has a bit of thanksgiving stuffing in it, as it a
  bit larger (at least the vc4 patches) than I like at this point in
  time.

  The main thing is it has a bunch of regressions fixes for reports in
  the last couple of weeks, ast, nouveau and the amdgpu ttm init fix,
  along with the usual selection of amdgpu and i915 fixes.

  The vc4 fixes are a few but they are fixes and the nastiest one is a
  fix for when you have a 2.4Ghz Wifi and a HDMI signal with a clock in
  that range and there isn't enough shielding and interference happen
  between the two, the fix adjusts the mode clock to try and avoid the
  wifi channels in that case.

  Hopefully you can merge this between turkey slices, and next week
  should be quieter.

  ast:
   - LUT loading regression fix

  nouveau:
   - relocations regression fix

  amdgpu:
   - ttm init oops fix
   - Runtime pm fix
   - SI UVD suspend/resume fix
   - HDCP fix for headless cards
   - Sienna Cichlid golden register update

  i915:
   - Fix Perf/OA workaround register corruption (Lionel)
   - Correct a comment statement in GVT (Yan)
   - Fix GT enable/disable iterrupts, including a race condition that
     prevented GPU to go idle (Chris)
   - Free stale request on destroying the virtual engine (Chris)

  exynos:
   - config dependency fix

  mediatek:
   - unused var removal
   - horizonal front/back porch formula fix

  vc4:
   - wifi and hdmi interference fix
   - mode rejection fixes
   - use after free fix
   - cleanup some code"

* tag 'drm-fixes-2020-11-27-1' of git://anongit.freedesktop.org/drm/drm: (28 commits)
  drm/nouveau: fix relocations applying logic and a double-free
  drm/ast: Reload gamma LUT after changing primary plane's color format
  drm/amdgpu: Fix size calculation when init onchip memory
  drm/amdgpu: update golden setting for sienna_cichlid
  drm/amd/display: Avoid HDCP initialization in devices without output
  drm/i915/gt: Free stale request on destroying the virtual engine
  drm/i915/gt: Don't cancel the interrupt shadow too early
  drm/i915/gt: Track signaled breadcrumbs outside of the breadcrumb spinlock
  drm/amdgpu: fix a page fault
  drm/amdgpu: fix SI UVD firmware validate resume fail
  drm/amd/amdgpu: fix null pointer in runtime pm
  drm/i915/gt: Defer enabling the breadcrumb interrupt to after submission
  drm/i915/gvt: correct a false comment of flag F_UNALIGN
  drm/i915/perf: workaround register corruption in OATAILPTR
  drm/vc4: kms: Don't disable the muxing of an active CRTC
  drm/vc4: kms: Store the unassigned channel list in the state
  drm/exynos: depend on COMMON_CLK to fix compile tests
  drm/mediatek: dsi: Modify horizontal front/back porch byte formula
  drm/vc4: hdmi: Disable Wifi Frequencies
  dt-bindings: display: Add a property to deal with WiFi coexistence
  ...
2020-11-27 11:19:49 -08:00
Jakub Kicinski d0742c49ca linux-can-fixes-for-5.10-20201127
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Merge tag 'linux-can-fixes-for-5.10-20201127' of git://git.kernel.org/pub/scm/linux/kernel/git/mkl/linux-can

Marc Kleine-Budde says:

====================
pull-request: can 2020-11-27

The first patch is by me and target the gs_usb driver and fixes the endianess
problem with candleLight firmware.

Another patch by me for the mcp251xfd driver add sanity checking to bail out if
no IRQ is configured.

The next three patches target the m_can driver. A patch by me removes the
hardcoded IRQF_TRIGGER_FALLING from the request_threaded_irq() as this clashes
with the trigger level specified in the DT. Further a patch by me fixes the
nominal bitiming tseg2 min value for modern m_can cores. Pankaj Sharma's patch
add support for cores version 3.3.x.

The last patch by Oliver Hartkopp is for af_can and converts a WARN() into a
pr_warn(), which is triggered by the syzkaller. It was able to create a
situation where the closing of a socket runs simultaneously to the notifier
call chain for removing the CAN network device in use.

* tag 'linux-can-fixes-for-5.10-20201127' of git://git.kernel.org/pub/scm/linux/kernel/git/mkl/linux-can:
  can: af_can: can_rx_unregister(): remove WARN() statement from list operation sanity check
  can: m_can: m_can_dev_setup(): add support for bosch mcan version 3.3.0
  can: m_can: fix nominal bitiming tseg2 min for version >= 3.1
  can: m_can: m_can_open(): remove IRQF_TRIGGER_FALLING from request_threaded_irq()'s flags
  can: mcp251xfd: mcp251xfd_probe(): bail out if no IRQ was given
  can: gs_usb: fix endianess problem with candleLight firmware
====================

Link: https://lore.kernel.org/r/20201127100301.512603-1-mkl@pengutronix.de
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2020-11-27 11:13:39 -08:00
Linus Torvalds 99c710c46d platform-drivers-x86 for v5.10-2
Highlights:
  - thinkpad_acpi fixes: 2 bug-fixes and 3 model specific quirks
  - fixes for misc. other drivers: 2 bug-fixes and 3 model specific quirks
 
 The following is an automated git shortlog grouped by driver:
 
 acer-wmi:
  -  add automatic keyboard background light toggle key as KEY_LIGHTS_TOGGLE
 
 intel-vbtn:
  -  Support for tablet mode on HP Pavilion 13 x360 PC
 
 thinkpad_acpi:
  -  Whitelist P15 firmware for dual fan control
  -  Send tablet mode switch at wakeup time
  -  Add BAT1 is primary battery quirk for Thinkpad Yoga 11e 4th gen
  -  Do not report SW_TABLET_MODE on Yoga 11e
  -  add P1 gen3 second fan support
 
 toshiba_acpi:
  -  Fix the wrong variable assignment
 
 touchscreen_dmi:
  -  Add info for the Irbis TW118 tablet
  -  Add info for the Predia Basic tablet
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Merge tag 'platform-drivers-x86-v5.10-2' of git://git.kernel.org/pub/scm/linux/kernel/git/pdx86/platform-drivers-x86

Pull x86 platform driver fixes from Hans de Goede:

 - thinkpad_acpi fixes: two bug-fixes and three model specific quirks

 - fixes for misc other drivers: two bug-fixes and three model specific
   quirks

* tag 'platform-drivers-x86-v5.10-2' of git://git.kernel.org/pub/scm/linux/kernel/git/pdx86/platform-drivers-x86:
  platform/x86: touchscreen_dmi: Add info for the Irbis TW118 tablet
  platform/x86: touchscreen_dmi: Add info for the Predia Basic tablet
  platform/x86: intel-vbtn: Support for tablet mode on HP Pavilion 13 x360 PC
  platform/x86: toshiba_acpi: Fix the wrong variable assignment
  platform/x86: acer-wmi: add automatic keyboard background light toggle key as KEY_LIGHTS_TOGGLE
  platform/x86: thinkpad_acpi: Whitelist P15 firmware for dual fan control
  platform/x86: thinkpad_acpi: Send tablet mode switch at wakeup time
  platform/x86: thinkpad_acpi: Add BAT1 is primary battery quirk for Thinkpad Yoga 11e 4th gen
  platform/x86: thinkpad_acpi: Do not report SW_TABLET_MODE on Yoga 11e
  platform/x86: thinkpad_acpi: add P1 gen3 second fan support
2020-11-27 11:09:13 -08:00
Willem de Bruijn 985f733742 sock: set sk_err to ee_errno on dequeue from errq
When setting sk_err, set it to ee_errno, not ee_origin.

Commit f5f99309fa ("sock: do not set sk_err in
sock_dequeue_err_skb") disabled updating sk_err on errq dequeue,
which is correct for most error types (origins):

  -       sk->sk_err = err;

Commit 38b257938a ("sock: reset sk_err when the error queue is
empty") reenabled the behavior for IMCP origins, which do require it:

  +       if (icmp_next)
  +               sk->sk_err = SKB_EXT_ERR(skb_next)->ee.ee_origin;

But read from ee_errno.

Fixes: 38b257938a ("sock: reset sk_err when the error queue is empty")
Reported-by: Ayush Ranjan <ayushranjan@google.com>
Signed-off-by: Willem de Bruijn <willemb@google.com>
Acked-by: Soheil Hassas Yeganeh <soheil@google.com>
Link: https://lore.kernel.org/r/20201126151220.2819322-1-willemdebruijn.kernel@gmail.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2020-11-27 11:07:06 -08:00
Paolo Abeni d3ab78858f mptcp: fix NULL ptr dereference on bad MPJ
If an msk listener receives an MPJ carrying an invalid token, it
will zero the request socket msk entry. That should later
cause fallback and subflow reset - as per RFC - at
subflow_syn_recv_sock() time due to failing hmac validation.

Since commit 4cf8b7e48a ("subflow: introduce and use
mptcp_can_accept_new_subflow()"), we unconditionally dereference
- in mptcp_can_accept_new_subflow - the subflow request msk
before performing hmac validation. In the above scenario we
hit a NULL ptr dereference.

Address the issue doing the hmac validation earlier.

Fixes: 4cf8b7e48a ("subflow: introduce and use mptcp_can_accept_new_subflow()")
Tested-by: Davide Caratti <dcaratti@redhat.com>
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
Reviewed-by: Matthieu Baerts <matthieu.baerts@tessares.net>
Link: https://lore.kernel.org/r/03b2cfa3ac80d8fc18272edc6442a9ddf0b1e34e.1606400227.git.pabeni@redhat.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2020-11-27 11:05:31 -08:00
Linus Torvalds 3913a2bc81 ARM:
- Fix alignment of the new HYP sections
 - Fix GICR_TYPER access from userspace
 
 S390:
 - do not reset the global diag318 data for per-cpu reset
 - do not mark memory as protected too early
 - fix for destroy page ultravisor call
 
 x86:
 - fix for SEV debugging
 - fix incorrect return code
 - fix for "noapic" with PIC in userspace and LAPIC in kernel
 - fix for 5-level paging
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Merge tag 'for-linus' of git://git.kernel.org/pub/scm/virt/kvm/kvm

Pull kvm fixes from Paolo Bonzini:
 "ARM:
   - Fix alignment of the new HYP sections
   - Fix GICR_TYPER access from userspace

  S390:
   - do not reset the global diag318 data for per-cpu reset
   - do not mark memory as protected too early
   - fix for destroy page ultravisor call

  x86:
   - fix for SEV debugging
   - fix incorrect return code
   - fix for 'noapic' with PIC in userspace and LAPIC in kernel
   - fix for 5-level paging"

* tag 'for-linus' of git://git.kernel.org/pub/scm/virt/kvm/kvm:
  kvm: x86/mmu: Fix get_mmio_spte() on CPUs supporting 5-level PT
  KVM: x86: Fix split-irqchip vs interrupt injection window request
  KVM: x86: handle !lapic_in_kernel case in kvm_cpu_*_extint
  MAINTAINERS: Update email address for Sean Christopherson
  MAINTAINERS: add uv.c also to KVM/s390
  s390/uv: handle destroy page legacy interface
  KVM: arm64: vgic-v3: Drop the reporting of GICR_TYPER.Last for userspace
  KVM: SVM: fix error return code in svm_create_vcpu()
  KVM: SVM: Fix offset computation bug in __sev_dbg_decrypt().
  KVM: arm64: Correctly align nVHE percpu data
  KVM: s390: remove diag318 reset code
  KVM: s390: pv: Mark mm as protected after the set secure parameters and improve cleanup
2020-11-27 11:04:13 -08:00
Eelco Chaudron 69929d4c49 net: openvswitch: fix TTL decrement action netlink message format
Currently, the openvswitch module is not accepting the correctly formated
netlink message for the TTL decrement action. For both setting and getting
the dec_ttl action, the actions should be nested in the
OVS_DEC_TTL_ATTR_ACTION attribute as mentioned in the openvswitch.h uapi.

When the original patch was sent, it was tested with a private OVS userspace
implementation. This implementation was unfortunately not upstreamed and
reviewed, hence an erroneous version of this patch was sent out.

Leaving the patch as-is would cause problems as the kernel module could
interpret additional attributes as actions and vice-versa, due to the
actions not being encapsulated/nested within the actual attribute, but
being concatinated after it.

Fixes: 744676e777 ("openvswitch: add TTL decrement action")
Signed-off-by: Eelco Chaudron <echaudro@redhat.com>
Link: https://lore.kernel.org/r/160622121495.27296.888010441924340582.stgit@wsfd-netdev64.ntdv.lab.eng.bos.redhat.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2020-11-27 11:03:06 -08:00
Linus Torvalds 95e1c7b1dd powerpc fixes for 5.10 #4
A regression fix for a boot failure on some 32-bit machines.
 
 A fix for host crashes in the KVM system reset handling.
 
 A fix for a possible oops in the KVM XIVE interrupt handling on Power9.
 
 A fix for host crashes triggerable via the KVM emulated MMIO handling when
 running HPT guests.
 
 A couple of small build fixes.
 
 Thanks to:
   Andreas Schwab, Cédric Le Goater, Christophe Leroy, Erhard Furtner, Greg Kurz,
   Greg Kurz, Németh Márton, Nicholas Piggin, Nick Desaulniers, Serge Belyshev,
   Stephen Rothwell.
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Merge tag 'powerpc-5.10-4' of git://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux

Pull powerpc fixes from Michael Ellerman:
 "Some more powerpc fixes for 5.10:

   - regression fix for a boot failure on some 32-bit machines.

   - fix for host crashes in the KVM system reset handling.

   - fix for a possible oops in the KVM XIVE interrupt handling on
     Power9.

   - fix for host crashes triggerable via the KVM emulated MMIO handling
     when running HPT guests.

   - a couple of small build fixes.

  Thanks to Andreas Schwab, Cédric Le Goater, Christophe Leroy, Erhard
  Furtner, Greg Kurz, Greg Kurz, Németh Márton, Nicholas Piggin, Nick
  Desaulniers, Serge Belyshev, and Stephen Rothwell"

* tag 'powerpc-5.10-4' of git://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux:
  powerpc/64s: Fix allnoconfig build since uaccess flush
  powerpc/64s/exception: KVM Fix for host DSI being taken in HPT guest MMU context
  powerpc: Drop -me200 addition to build flags
  KVM: PPC: Book3S HV: XIVE: Fix possible oops when accessing ESB page
  powerpc/64s: Fix KVM system reset handling when CONFIG_PPC_PSERIES=y
  powerpc/32s: Use relocation offset when setting early hash table
2020-11-27 10:59:02 -08:00
Linus Torvalds e4e9458073 arm64 fixes for -rc6
- Fix kerneldoc warnings generated by ACPI IORT code
 
 - Fix pte_accessible() so that access flag is ignored
 
 - Fix missing header #include
 
 - Fix loss of software dirty bit across pte_wrprotect() when HW DBM is enabled
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Merge tag 'arm64-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux

Pull arm64 fixes from Will Deacon:
 "The main changes are relating to our handling of access/dirty bits,
  where our low-level page-table helpers could lead to stale young
  mappings and loss of the dirty bit in some cases (the latter has not
  been observed in practice, but could happen when clearing "soft-dirty"
  if we enabled that). These were posted as part of a larger series, but
  the rest of that is less urgent and needs a v2 which I'll get to
  shortly.

  In other news, we've now got a set of fixes to resolve the
  lockdep/tracing problems that have been plaguing us for a while, but
  they're still a bit "fresh" and I plan to send them to you next week
  after we've got some more confidence in them (although initial CI
  results look good).

  Summary:

   - Fix kerneldoc warnings generated by ACPI IORT code

   - Fix pte_accessible() so that access flag is ignored

   - Fix missing header #include

   - Fix loss of software dirty bit across pte_wrprotect() when HW DBM
     is enabled"

* tag 'arm64-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux:
  arm64: pgtable: Ensure dirty bit is preserved across pte_wrprotect()
  arm64: pgtable: Fix pte_accessible()
  ACPI/IORT: Fix doc warnings in iort.c
  arm64/fpsimd: add <asm/insn.h> to <asm/kprobes.h> to fix fpsimd build
2020-11-27 10:44:59 -08:00
Linus Torvalds 6adf33a5e4 iommu fixes for -rc6
- Fix intel iommu driver when running on devices without VCCAP_REG
 
 - Fix swiotlb and "iommu=pt" interaction under TXT (tboot)
 
 - Fix missing return value check during device probe()
 
 - Fix probe ordering for Qualcomm SMMU implementation
 
 - Ensure page-sized mappings are used for AMD IOMMU buffers with SNP RMP
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Merge tag 'iommu-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux

Pull iommu fixes from Will Deacon:
 "Here's another round of IOMMU fixes for -rc6 consisting mainly of a
  bunch of independent driver fixes. Thomas agreed for me to take the
  x86 'tboot' fix here, as it fixes a regression introduced by a vt-d
  change.

   - Fix intel iommu driver when running on devices without VCCAP_REG

   - Fix swiotlb and "iommu=pt" interaction under TXT (tboot)

   - Fix missing return value check during device probe()

   - Fix probe ordering for Qualcomm SMMU implementation

   - Ensure page-sized mappings are used for AMD IOMMU buffers with SNP
     RMP"

* tag 'iommu-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux:
  iommu/vt-d: Don't read VCCAP register unless it exists
  x86/tboot: Don't disable swiotlb when iommu is forced on
  iommu: Check return of __iommu_attach_device()
  arm-smmu-qcom: Ensure the qcom_scm driver has finished probing
  iommu/amd: Enforce 4k mapping for certain IOMMU data structures
2020-11-27 10:41:19 -08:00
Linus Torvalds 43d6ecd97c Urgent printk fix for 5.10
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Merge tag 'printk-for-5.10-rc6-fixup' of git://git.kernel.org/pub/scm/linux/kernel/git/printk/linux

Pull printk fixes from Petr Mladek:

 - do not lose trailing newline in pr_cont() calls

 - two trivial fixes for a dead store and a config description

* tag 'printk-for-5.10-rc6-fixup' of git://git.kernel.org/pub/scm/linux/kernel/git/printk/linux:
  printk: finalize records with trailing newlines
  printk: remove unneeded dead-store assignment
  init/Kconfig: Fix CPU number in LOG_CPU_MAX_BUF_SHIFT description
2020-11-27 10:38:36 -08:00