When calling into hid_map_usage(), the passed event code is
blindly stored as is, even if it doesn't fit in the associated bitmap.
This event code can come from a variety of sources, including devices
masquerading as input devices, only a bit more "programmable".
Instead of taking the event code at face value, check that it actually
fits the corresponding bitmap, and if it doesn't:
- spit out a warning so that we know which device is acting up
- NULLify the bitmap pointer so that we catch unexpected uses
Code paths that can make use of untrusted inputs can now check
that the mapping was indeed correct and bail out if not.
Cc: stable@vger.kernel.org
Signed-off-by: Marc Zyngier <maz@kernel.org>
Signed-off-by: Benjamin Tissoires <benjamin.tissoires@gmail.com>
It appears that a ReportSize value of zero is legal, even if a bit
non-sensical. Most of the HID code seems to handle that gracefully,
except when computing the total size in bytes. When fed as input to
memset, this leads to some funky outcomes.
Detect the corner case and correctly compute the size.
Cc: stable@vger.kernel.org
Signed-off-by: Marc Zyngier <maz@kernel.org>
Signed-off-by: Benjamin Tissoires <benjamin.tissoires@gmail.com>
When input_mt_init_slots() fails, input should be freed
to prevent memleak. When input_register_device() fails,
we should call input_mt_destroy_slots() to free memory
allocated by input_mt_init_slots().
Signed-off-by: Dinghao Liu <dinghao.liu@zju.edu.cn>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
In RMII link mode it's required to set bit 15 IFCTL_A in MAC_SL MAC_CONTROL
register to enable support for 100Mbit link speed.
Fixes: 93a7653031 ("net: ethernet: ti: introduce am65x/j721e gigabit eth subsystem driver")
Signed-off-by: Grygorii Strashko <grygorii.strashko@ti.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This driver didn't set hard_header_len. This patch sets hard_header_len
for it according to its header_ops->create function.
This driver's header_ops->create function (cisco_hard_header) creates
a header of (struct hdlc_header), so hard_header_len should be set to
sizeof(struct hdlc_header).
Cc: Martin Schiller <ms@dev.tdt.de>
Signed-off-by: Xie He <xie.he.0141@gmail.com>
Acked-by: Krzysztof Halasa <khc@pm.waw.pl>
Signed-off-by: David S. Miller <davem@davemloft.net>
Take the tx accounting out of the work_done calculation to
prevent a possible duplicate napi_schedule call when under
high Tx stress but low Rx traffic.
Fixes: b14e4e95f9 ("ionic: tx separate servicing")
Signed-off-by: Shannon Nelson <snelson@pensando.io>
Signed-off-by: David S. Miller <davem@davemloft.net>
Pablo Neira Ayuso says:
====================
Netfilter fixes for net
The following patchset contains Netfilter fixes for net:
1) Do not delete clash entries on reply, let them expire instead,
from Florian Westphal.
2) Do not report EAGAIN to nfnetlink, otherwise this enters a busy loop.
Update nfnetlink_unicast() to translate EAGAIN to ENOBUFS.
3) Remove repeated words in code comments, from Randy Dunlap.
4) Several patches for the flowtable selftests, from Fabian Frederick.
====================
Signed-off-by: David S. Miller <davem@davemloft.net>
While reviewing a separate patch, I noticed that the formatting of the
commands, variables, and arguments was not in a monospaced font like the
rest of the Kbuild documentation (see kbuild/kconfig.rst for an
example). This is due to a lack of "::" before indented command blocks
and single backticks instead of double backticks for inline formatting.
Add those so that the document looks nicer in an HTML format, while not
ruining the look in plain text.
As a result of this, we can remove the escaped backslashes in the last
code block and move them to single backslashes.
Signed-off-by: Nathan Chancellor <natechancellor@gmail.com>
Reviewed-by: Nick Desaulniers <ndesaulniers@google.com>
Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
The basic permission bits (protection bits in AmigaOS) have been broken
in Linux' AFFS - it would only set bits, but never delete them.
Also, contrary to the documentation, the Archived bit was not handled.
Let's fix this for good, and set the bits such that Linux and classic
AmigaOS can coexist in the most peaceful manner.
Also, update the documentation to represent the current state of things.
Fixes: 1da177e4c3 ("Linux-2.6.12-rc2")
Cc: stable@vger.kernel.org
Signed-off-by: Max Staudt <max@enpas.org>
Signed-off-by: David Sterba <dsterba@suse.com>
dev_pm_opp_remove_table() should drop a reference to the OPP table only
if the DT OPP table was parsed earlier with a call to
dev_pm_opp_of_add_table() earlier. Else it may end up dropping the
reference to the OPP table, which was added as a result of other calls
like dev_pm_opp_set_clkname(). And would hence result in undesirable
behavior later on when caller would try to free the resource again.
Fixes: 03758d6026 ("opp: Replace list_kref with a local counter")
Reported-by: Naresh Kamboju <naresh.kamboju@linaro.org>
Reported-by: Anders Roxell <anders.roxell@linaro.org>
Tested-by: Naresh Kamboju <naresh.kamboju@linaro.org>
Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org>
When operating in XInput mode, the 8bitdo SN30 Pro+ requires the same
quirk as the official Xbox One Bluetooth controllers for rumble to
function.
Other controllers like the N30 Pro 2, SF30 Pro, SN30 Pro, etc. probably
also need this quirk, but I do not have the hardware to test.
Signed-off-by: Nicholas Miell <nmiell@gmail.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
The Saitek X52 family of joysticks has a pair of axes that were
originally (by the Windows driver) used as mouse pointer controls. The
corresponding usage page is the Game Controls page, which is not
recognized by the generic HID driver, and therefore, both axes get
mapped to ABS_MISC. The quirk makes the second axis get mapped to
ABS_MISC+1, and therefore made available separately.
One Saitek X52 device is already fixed. This patch fixes the other two
known devices with VID/PID 06a3:0255 and 06a3:0762.
Signed-off-by: Nirenjan Krishnan <nirenjan@gmail.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
The 'this_cpu_ptr()' is used to obtain the AEAD key' TFM on the current
CPU for encryption, however the execution can be preemptible since it's
actually user-space context, so the 'using smp_processor_id() in
preemptible' has been observed.
We fix the issue by using the 'get/put_cpu_ptr()' API which consists of
a 'preempt_disable()' instead.
Fixes: fc1b6d6de2 ("tipc: introduce TIPC encryption & authentication")
Acked-by: Jon Maloy <jmaloy@redhat.com>
Signed-off-by: Tuong Lien <tuong.t.lien@dektech.com.au>
Signed-off-by: David S. Miller <davem@davemloft.net>
Pull crypto fixes from Herbert Xu:
- fix regression in af_alg that affects iwd
- restore polling delay in qat
- fix double free in ingenic on error path
- fix potential build failure in sa2ul due to missing Kconfig dependency
* 'linus' of git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6:
crypto: af_alg - Work around empty control messages without MSG_MORE
crypto: sa2ul - add Kconfig selects to fix build error
crypto: ingenic - Drop kfree for memory allocated with devm_kzalloc
crypto: qat - add delay before polling mailbox
- Move disabling of the local APIC after invoking fixup_irqs() to ensure
that interrupts which are incoming are noted in the IRR and not ignored.
- Unbreak affinity setting. The rework of the entry code reused the
regular exception entry code for device interrupts. The vector number is
pushed into the errorcode slot on the stack which is then lifted into an
argument and set to -1 because that's regs->orig_ax which is used in
quite some places to check whether the entry came from a syscall. But it
was overlooked that orig_ax is used in the affinity cleanup code to
validate whether the interrupt has arrived on the new target. It turned
out that this vector check is pointless because interrupts are never
moved from one vector to another on the same CPU. That check is a
historical leftover from the time where x86 supported multi-CPU
affinities, but not longer needed with the now strict single CPU
affinity. Famous last words ...
- Add a missing check for an empty cpumask into the matrix allocator. The
affinity change added a warning to catch the case where an interrupt is
moved on the same CPU to a different vector. This triggers because a
condition with an empty cpumask returns an assignment from the allocator
as the allocator uses for_each_cpu() without checking the cpumask for
being empty. The historical inconsistent for_each_cpu() behaviour of
ignoring the cpumask and unconditionally claiming that CPU0 is in the
mask striked again. Sigh.
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Merge tag 'x86-urgent-2020-08-30' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull x86 fixes from Thomas Gleixner:
"Three interrupt related fixes for X86:
- Move disabling of the local APIC after invoking fixup_irqs() to
ensure that interrupts which are incoming are noted in the IRR and
not ignored.
- Unbreak affinity setting.
The rework of the entry code reused the regular exception entry
code for device interrupts. The vector number is pushed into the
errorcode slot on the stack which is then lifted into an argument
and set to -1 because that's regs->orig_ax which is used in quite
some places to check whether the entry came from a syscall.
But it was overlooked that orig_ax is used in the affinity cleanup
code to validate whether the interrupt has arrived on the new
target. It turned out that this vector check is pointless because
interrupts are never moved from one vector to another on the same
CPU. That check is a historical leftover from the time where x86
supported multi-CPU affinities, but not longer needed with the now
strict single CPU affinity. Famous last words ...
- Add a missing check for an empty cpumask into the matrix allocator.
The affinity change added a warning to catch the case where an
interrupt is moved on the same CPU to a different vector. This
triggers because a condition with an empty cpumask returns an
assignment from the allocator as the allocator uses for_each_cpu()
without checking the cpumask for being empty. The historical
inconsistent for_each_cpu() behaviour of ignoring the cpumask and
unconditionally claiming that CPU0 is in the mask struck again.
Sigh.
plus a new entry into the MAINTAINER file for the HPE/UV platform"
* tag 'x86-urgent-2020-08-30' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
genirq/matrix: Deal with the sillyness of for_each_cpu() on UP
x86/irq: Unbreak interrupt affinity setting
x86/hotplug: Silence APIC only after all interrupts are migrated
MAINTAINERS: Add entry for HPE Superdome Flex (UV) maintainers
- Revert the platform driver conversion of interrupt chip drivers as it
turned out to create more problems than it solves.
- Fix a trivial typo in the new module helpers which made probing reliably
fail.
- Small fixes in the STM32 and MIPS Ingenic drivers
- The TI firmware rework which had badly managed dependencies and had to
wait post rc1.
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Merge tag 'irq-urgent-2020-08-30' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull irq fixes from Thomas Gleixner:
"A set of fixes for interrupt chip drivers:
- Revert the platform driver conversion of interrupt chip drivers as
it turned out to create more problems than it solves.
- Fix a trivial typo in the new module helpers which made probing
reliably fail.
- Small fixes in the STM32 and MIPS Ingenic drivers
- The TI firmware rework which had badly managed dependencies and had
to wait post rc1"
* tag 'irq-urgent-2020-08-30' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
irqchip/ingenic: Leave parent IRQ unmasked on suspend
irqchip/stm32-exti: Avoid losing interrupts due to clearing pending bits by mistake
irqchip: Revert modular support for drivers using IRQCHIP_PLATFORM_DRIVER helperse
irqchip: Fix probing deferal when using IRQCHIP_PLATFORM_DRIVER helpers
arm64: dts: k3-am65: Update the RM resource types
arm64: dts: k3-am65: ti-sci-inta/intr: Update to latest bindings
arm64: dts: k3-j721e: ti-sci-inta/intr: Update to latest bindings
irqchip/ti-sci-inta: Add support for INTA directly connecting to GIC
irqchip/ti-sci-inta: Do not store TISCI device id in platform device id field
dt-bindings: irqchip: Convert ti, sci-inta bindings to yaml
dt-bindings: irqchip: ti, sci-inta: Update docs to support different parent.
irqchip/ti-sci-intr: Add support for INTR being a parent to INTR
dt-bindings: irqchip: Convert ti, sci-intr bindings to yaml
dt-bindings: irqchip: ti, sci-intr: Update bindings to drop the usage of gic as parent
firmware: ti_sci: Add support for getting resource with subtype
firmware: ti_sci: Drop unused structure ti_sci_rm_type_map
firmware: ti_sci: Drop the device id to resource type translation
- Make is_idle_task() __always_inline to prevent the compiler from putting
it out of line into the wrong section because it's used inside noinstr
sections.
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Merge tag 'sched-urgent-2020-08-30' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull scheduler fix from Thomas Gleixner:
"A single fix for the scheduler:
- Make is_idle_task() __always_inline to prevent the compiler from
putting it out of line into the wrong section because it's used
inside noinstr sections"
* tag 'sched-urgent-2020-08-30' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
sched: Use __always_inline on is_idle_task()
- Prevent recursion by using raw_cpu_* operations
- Fixup the interrupt state in the cpu idle code to be consistent
- Push rcu_idle_enter/exit() invocations deeper into the idle path so
that the lock operations are inside the RCU watching sections
- Move trace_cpu_idle() into generic code so it's called before RCU goes
idle.
- Handle raw_local_irq* vs. local_irq* operations correctly
- Move the tracepoints out from under the lockdep recursion handling
which turned out to be fragile and inconsistent.
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Merge tag 'locking-urgent-2020-08-30' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull locking fixes from Thomas Gleixner:
"A set of fixes for lockdep, tracing and RCU:
- Prevent recursion by using raw_cpu_* operations
- Fixup the interrupt state in the cpu idle code to be consistent
- Push rcu_idle_enter/exit() invocations deeper into the idle path so
that the lock operations are inside the RCU watching sections
- Move trace_cpu_idle() into generic code so it's called before RCU
goes idle.
- Handle raw_local_irq* vs. local_irq* operations correctly
- Move the tracepoints out from under the lockdep recursion handling
which turned out to be fragile and inconsistent"
* tag 'locking-urgent-2020-08-30' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
lockdep,trace: Expose tracepoints
lockdep: Only trace IRQ edges
mips: Implement arch_irqs_disabled()
arm64: Implement arch_irqs_disabled()
nds32: Implement arch_irqs_disabled()
locking/lockdep: Cleanup
x86/entry: Remove unused THUNKs
cpuidle: Move trace_cpu_idle() into generic code
cpuidle: Make CPUIDLE_FLAG_TLB_FLUSHED generic
sched,idle,rcu: Push rcu_idle deeper into the idle path
cpuidle: Fixup IRQ state
lockdep: Use raw_cpu_*() for per-cpu variables
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Merge tag '5.9-rc2-smb-fix' of git://git.samba.org/sfrench/cifs-2.6
Pull cfis fix from Steve French:
"DFS fix for referral problem when using SMB1"
* tag '5.9-rc2-smb-fix' of git://git.samba.org/sfrench/cifs-2.6:
cifs: fix check of tcon dfs in smb1
Revert our removal of PROT_SAO, at least one user expressed an interest in using
it on Power9. Instead don't allow it to be used in guests unless enabled
explicitly at compile time.
A fix for a crash introduced by a recent change to FP handling.
Revert a change to our idle code that left Power10 with no idle support.
One minor fix for the new scv system call path to set PPR.
Fix a crash in our "generic" PMU if branch stack events were enabled.
A fix for the IMC PMU, to correctly identify host kernel samples.
The ADB_PMU powermac code was found to be incompatible with VMAP_STACK, so make
them incompatible in Kconfig until the code can be fixed.
A build fix in drivers/video/fbdev/controlfb.c, and a documentation fix.
Thanks to:
Alexey Kardashevskiy, Athira Rajeev, Christophe Leroy, Giuseppe Sacco,
Madhavan Srinivasan, Milton Miller, Nicholas Piggin, Pratik Rajesh Sampat,
Randy Dunlap, Shawn Anastasio, Vaidyanathan Srinivasan.
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Merge tag 'powerpc-5.9-4' of git://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux
Pull powerpc fixes from Michael Ellerman:
- Revert our removal of PROT_SAO, at least one user expressed an
interest in using it on Power9. Instead don't allow it to be used in
guests unless enabled explicitly at compile time.
- A fix for a crash introduced by a recent change to FP handling.
- Revert a change to our idle code that left Power10 with no idle
support.
- One minor fix for the new scv system call path to set PPR.
- Fix a crash in our "generic" PMU if branch stack events were enabled.
- A fix for the IMC PMU, to correctly identify host kernel samples.
- The ADB_PMU powermac code was found to be incompatible with
VMAP_STACK, so make them incompatible in Kconfig until the code can
be fixed.
- A build fix in drivers/video/fbdev/controlfb.c, and a documentation
fix.
Thanks to Alexey Kardashevskiy, Athira Rajeev, Christophe Leroy,
Giuseppe Sacco, Madhavan Srinivasan, Milton Miller, Nicholas Piggin,
Pratik Rajesh Sampat, Randy Dunlap, Shawn Anastasio, Vaidyanathan
Srinivasan.
* tag 'powerpc-5.9-4' of git://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux:
powerpc/32s: Disable VMAP stack which CONFIG_ADB_PMU
Revert "powerpc/powernv/idle: Replace CPU feature check with PVR check"
powerpc/perf: Fix reading of MSR[HV/PR] bits in trace-imc
powerpc/perf: Fix crashes with generic_compat_pmu & BHRB
powerpc/64s: Fix crash in load_fp_state() due to fpexc_mode
powerpc/64s: scv entry should set PPR
Documentation/powerpc: fix malformed table in syscall64-abi
video: fbdev: controlfb: Fix build for COMPILE_TEST=y && PPC_PMAC=n
selftests/powerpc: Update PROT_SAO test to skip ISA 3.1
powerpc/64s: Disallow PROT_SAO in LPARs by default
Revert "powerpc/64s: Remove PROT_SAO support"
Let's try this again... Here are some USB fixes for 5.9-rc3.
This differs from the previous pull request for this release in that:
- the usb gadget patch now does not break some systems, and
actually does what it was intended to do. Many thanks to
Marek Szyprowski for quickly noticing and testing the patch
from Andy Shevchenko to resolve this issue.
- some more new USB quirks have been added to get some new
devices to work properly based on user reports.
Other than that, the original pull request patches are all here, and
they contain:
- usb gadget driver fixes
- xhci driver fixes
- typec fixes
- new quirks and ids
- fixes for USB patches that went into 5.9-rc1.
All of these have been tested in linux-next with no reported issues.
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Merge tag 'usb-5.9-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb
Pull USB fixes from Greg KH:
"Let's try this again... Here are some USB fixes for 5.9-rc3.
This differs from the previous pull request for this release in that
the usb gadget patch now does not break some systems, and actually
does what it was intended to do. Many thanks to Marek Szyprowski for
quickly noticing and testing the patch from Andy Shevchenko to resolve
this issue.
Additionally, some more new USB quirks have been added to get some new
devices to work properly based on user reports.
Other than that, the patches are all here, and they contain:
- usb gadget driver fixes
- xhci driver fixes
- typec fixes
- new quirks and ids
- fixes for USB patches that went into 5.9-rc1.
All of these have been tested in linux-next with no reported issues"
* tag 'usb-5.9-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb: (33 commits)
usb: storage: Add unusual_uas entry for Sony PSZ drives
USB: Ignore UAS for JMicron JMS567 ATA/ATAPI Bridge
usb: host: ohci-exynos: Fix error handling in exynos_ohci_probe()
USB: gadget: u_f: Unbreak offset calculation in VLAs
USB: quirks: Ignore duplicate endpoint on Sound Devices MixPre-D
usb: typec: tcpm: Fix Fix source hard reset response for TDA 2.3.1.1 and TDA 2.3.1.2 failures
USB: PHY: JZ4770: Fix static checker warning.
USB: gadget: f_ncm: add bounds checks to ncm_unwrap_ntb()
USB: gadget: u_f: add overflow checks to VLA macros
xhci: Always restore EP_SOFT_CLEAR_TOGGLE even if ep reset failed
xhci: Do warm-reset when both CAS and XDEV_RESUME are set
usb: host: xhci: fix ep context print mismatch in debugfs
usb: uas: Add quirk for PNY Pro Elite
tools: usb: move to tools buildsystem
USB: Fix device driver race
USB: Also match device drivers using the ->match vfunc
usb: host: xhci-tegra: fix tegra_xusb_get_phy()
usb: host: xhci-tegra: otg usb2/usb3 port init
usb: hcd: Fix use after free in usb_hcd_pci_remove()
usb: typec: ucsi: Hold con->lock for the entire duration of ucsi_register_port()
...
a subsequent load can probe the system properly; by Shiju Jose.
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Merge tag 'edac_urgent_for_v5.9_rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/ras/ras
Pull EDAC fix from Borislav Petkov:
"A fix to properly clear ghes_edac driver state on driver remove so
that a subsequent load can probe the system properly (Shiju Jose)"
* tag 'edac_urgent_for_v5.9_rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/ras/ras:
EDAC/ghes: Fix NULL pointer dereference in ghes_edac_register()
Most of the CPU mask operations behave the same way, but for_each_cpu() and
it's variants ignore the cpumask argument and claim that CPU0 is always in
the mask. This is historical, inconsistent and annoying behaviour.
The matrix allocator uses for_each_cpu() and can be called on UP with an
empty cpumask. The calling code does not expect that this succeeds but
until commit e027fffff7 ("x86/irq: Unbreak interrupt affinity setting")
this went unnoticed. That commit added a WARN_ON() to catch cases which
move an interrupt from one vector to another on the same CPU. The warning
triggers on UP.
Add a check for the cpumask being empty to prevent this.
Fixes: 2f75d9e1c9 ("genirq: Implement bitmap matrix allocator")
Reported-by: kernel test robot <rong.a.chen@intel.com>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Cc: stable@vger.kernel.org
Commit ef91bb196b ("kernel.h: Silence sparse warning in
lower_32_bits") caused new warnings to show in the fsldma driver, but
that commit was not to blame: it only exposed some very incorrect code
that tried to take the low 32 bits of an address.
That made no sense for multiple reasons, the most notable one being that
that code was intentionally limited to only 32-bit ppc builds, so "only
low 32 bits of an address" was completely nonsensical. There were no
high bits to mask off to begin with.
But even more importantly fropm a correctness standpoint, turning the
address into an integer then caused the subsequent address arithmetic to
be completely wrong too, and the "+1" actually incremented the address
by one, rather than by four.
Which again was incorrect, since the code was reading two 32-bit values
and trying to make a 64-bit end result of it all. Surprisingly, the
iowrite64() did not suffer from the same odd and incorrect model.
This code has never worked, but it's questionable whether anybody cared:
of the two users that actually read the 64-bit value (by way of some C
preprocessor hackery and eventually the 'get_cdar()' inline function),
one of them explicitly ignored the value, and the other one might just
happen to work despite the incorrect value being read.
This patch at least makes it not fail the build any more, and makes the
logic superficially sane. Whether it makes any difference to the code
_working_ or not shall remain a mystery.
Compile-tested-by: Guenter Roeck <linux@roeck-us.net>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Pull i2c fixes from Wolfram Sang:
"A core fix for ACPI matching and two driver bugfixes"
* 'i2c/for-current' of git://git.kernel.org/pub/scm/linux/kernel/git/wsa/linux:
i2c: iproc: Fix shifting 31 bits
i2c: rcar: in slave mode, clear NACK earlier
i2c: acpi: Remove dead code, i.e. i2c_acpi_match_device()
i2c: core: Don't fail PRP0001 enumeration when no ID table exist
- Disable preemption trace in percpu macros since the lockdep code itself
uses percpu variables now and it causes recursions.
- Fix kernel space 4-level paging broken by recent vmem rework.
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Merge tag 's390-5.9-4' of git://git.kernel.org/pub/scm/linux/kernel/git/s390/linux
Pull s390 fixes from Vasily Gorbik:
- Disable preemption trace in percpu macros since the lockdep code
itself uses percpu variables now and it causes recursions.
- Fix kernel space 4-level paging broken by recent vmem rework.
* tag 's390-5.9-4' of git://git.kernel.org/pub/scm/linux/kernel/git/s390/linux:
s390/vmem: fix vmem_add_range for 4-level paging
s390: don't trace preemption in percpu macros
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Merge tag 'for-linus-5.9-rc3-tag' of git://git.kernel.org/pub/scm/linux/kernel/git/xen/tip
Pull xen fixes from Juergen Gross:
"Two fixes for Xen: one needed for ongoing work to support virtio with
Xen, and one for a corner case in IRQ handling with Xen"
* tag 'for-linus-5.9-rc3-tag' of git://git.kernel.org/pub/scm/linux/kernel/git/xen/tip:
arm/xen: Add misuse warning to virt_to_gfn
xen/xenbus: Fix granting of vmalloc'd memory
XEN uses irqdesc::irq_data_common::handler_data to store a per interrupt XEN data pointer which contains XEN specific information.
- Fix tempeerature scale in gsc-hwmon driver
- Fix divide by 0 error in nct7904 driver
- Drop non-existing attribute from pmbus/isl68137 driver
- Fix status check in applesmc driver
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Merge tag 'hwmon-for-v5.9-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/groeck/linux-staging
Pull hwmon fixes from Guenter Roeck:
- Fix tempeerature scale in gsc-hwmon driver
- Fix divide by 0 error in nct7904 driver
- Drop non-existing attribute from pmbus/isl68137 driver
- Fix status check in applesmc driver
* tag 'hwmon-for-v5.9-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/groeck/linux-staging:
hwmon: (gsc-hwmon) Scale temperature to millidegrees
hwmon: (applesmc) check status earlier.
hwmon: (nct7904) Correct divide by 0
hwmon: (pmbus/isl68137) remove READ_TEMPERATURE_1 telemetry for RAA228228
Pull NVMe fixes from Sagi:
"- instance leak and io boundary fixes from Keith
- fc locking fix from Christophe
- various tcp/rdma reset during traffic fixes from Me
- pci use-after-free fix from Tong
- tcp target null deref fix from Ziye"
* 'nvme-5.9-rc' of git://git.infradead.org/nvme:
nvme-pci: cancel nvme device request before disabling
nvme: only use power of two io boundaries
nvme: fix controller instance leak
nvmet-fc: Fix a missed _irqsave version of spin_lock in 'nvmet_fc_fod_op_done()'
nvme: Fix NULL dereference for pci nvme controllers
nvme-rdma: fix reset hang if controller died in the middle of a reset
nvme-rdma: fix timeout handler
nvme-rdma: serialize controller teardown sequences
nvme-tcp: fix reset hang if controller died in the middle of a reset
nvme-tcp: fix timeout handler
nvme-tcp: serialize controller teardown sequences
nvme: have nvme_wait_freeze_timeout return if it timed out
nvme-fabrics: don't check state NVME_CTRL_NEW for request acceptance
nvmet-tcp: Fix NULL dereference when a connect data comes in h2cdata pdu
Its possible that we have more than one packet with the same ct tuple
simultaneously, e.g. when an application emits n packets on same UDP
socket from multiple threads.
NAT rules might be applied to those packets. With the right set of rules,
n packets will be mapped to m destinations, where at least two packets end
up with the same destination.
When this happens, the existing clash resolution may merge the skb that
is processed after the first has been received with the identical tuple
already in hash table.
However, its possible that this identical tuple is a NAT_CLASH tuple.
In that case the second skb will be sent, but no reply can be received
since the reply that is processed first removes the NAT_CLASH tuple.
Do not auto-delete, this gives a 1 second window for replies to be passed
back to originator.
Packets that are coming later (udp stream case) will not be affected:
they match the original ct entry, not a NAT_CLASH one.
Also prevent NAT_CLASH entries from getting offloaded.
Fixes: 6a757c07e5 ("netfilter: conntrack: allow insertion of clashing entries")
Signed-off-by: Florian Westphal <fw@strlen.de>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
__chk_user_ptr() & __chk_io_ptr() are dummy extern functions which
only exist to enforce the typechecking of __user or __iomem pointers
in macros when using sparse.
This typechecking is done by inserting a call to these functions.
But the presence of these calls can inhibit some simplifications
and so influence the result of sparse's analysis of context/locking.
Fix this by changing these calls into static inline calls with
an empty body.
Signed-off-by: Luc Van Oostenryck <luc.vanoostenryck@gmail.com>
Signed-off-by: Miguel Ojeda <miguel.ojeda.sandonis@gmail.com>
Following Christian Lachner's patch for Gigabyte X570-based motherboards,
also patch the MSI X570-A PRO motherboard; the ALC1220 codec requires the
same workaround for Clevo laptops to enforce the DAC/mixer connection
path. Set up a quirk entry for that.
I suspect most if all X570 motherboards will require similar patches.
[ The entries reordered in the SSID order -- tiwai ]
Related buglink: https://bugzilla.kernel.org/show_bug.cgi?id=205275
Signed-off-by: Dan Crawford <dnlcrwfrd@gmail.com>
Cc: <stable@vger.kernel.org>
Link: https://lore.kernel.org/r/20200829024946.5691-1-dnlcrwfrd@gmail.com
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Replace the existing /* fall through */ comments and its variants with
the new pseudo-keyword macro fallthrough[1]. Also, remove unnecessary
fall-through markings when it is the case.
[1] https://www.kernel.org/doc/html/v5.7/process/deprecated.html?highlight=fallthrough#implicit-switch-case-fall-through
Signed-off-by: Gustavo A. R. Silva <gustavoars@kernel.org>
Acked-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
The driver access struct's fields one by one, they are not blindly
copied to/from the hardware, so we can remove __packed from the
structs.
Tested on Scarlet Chromebook with ChromeOS stack and verified images
with the Camera app.
Signed-off-by: Helen Koike <helen.koike@collabora.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
In the irq handler 'rkisp1_params_isr', the lock 'config_lock'
should be held as long as the current buffer is used. Otherwise the
stop_streaming calback might remove it from the list and
pass it to userspace while it is referenced in the irq handler.
Signed-off-by: Dafna Hirschfeld <dafna.hirschfeld@collabora.com>
Acked-by: Helen Koike <helen.koike@collabora.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
replace a read and write of RKISP1_CIF_ISP_CTRL register
in the isr with the 'rkisp1_param_set_bits' function
that does that.
Signed-off-by: Dafna Hirschfeld <dafna.hirschfeld@collabora.com>
Acked-by: Helen Koike <helen.koike@collabora.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
Currently the params isr is called and then returned when
isp-frame interrupt is not set. This condition is already
tested in the isp's isr so move the call under the condition
in the isp's isr.
Signed-off-by: Dafna Hirschfeld <dafna.hirschfeld@collabora.com>
Acked-by: Helen Koike <helen.koike@collabora.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
The fields in struct 'rkisp1_cif_isp_lsc_config' need to hold
values of 12 bits, therefore it is enough to declare them as u16.
Signed-off-by: Dafna Hirschfeld <dafna.hirschfeld@collabora.com>
Acked-by: Helen Koike <helen.koike@collabora.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
The two macros RKISP1_CIF_ISP_LSC_{GRAD/SIZE}_TBL_SIZE have
the same value which is the number of sectors in the grads
and size parameters. Therefore there is no need for two
different macros. Replace them with one macro
RKISP1_CIF_ISP_LSC_SECTORS_TBL_SIZE. Also use the macro
when iterating the arrays instead of hardcoded '4'.
Signed-off-by: Dafna Hirschfeld <dafna.hirschfeld@collabora.com>
Acked-by: Helen Koike <helen.koike@collabora.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
Currently the fields '*_data_tbl' in the struct
'rkisp1_cif_isp_lsc_config' are one dimensional arrays
of size 290. The entries are accessed in a nested
loop by summing two indexes for the rows and columns.
Therefore it fits better to define the arrays as two
dimensional arrays of size 17x17.
Signed-off-by: Dafna Hirschfeld <dafna.hirschfeld@collabora.com>
Acked-by: Helen Koike <helen.koike@collabora.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
The table of the flags of the structs
v4l2_pix_format(_mplane) is currently in pixfmt-reserved.rst
which is wrong, it should be in pixfmt-v4l2.rst
Signed-off-by: Dafna Hirschfeld <dafna.hirschfeld@collabora.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
Add more detailed documentation of the structs and functions
in rkisp1-common.h
Signed-off-by: Dafna Hirschfeld <dafna.hirschfeld@collabora.com>
Acked-by: Helen Koike <helen.koike@collabora.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
In file rkisp1-common.h, group declaration of register/unregister
functions together and group other functions together to make
the code easier to read.
Signed-off-by: Dafna Hirschfeld <dafna.hirschfeld@collabora.com>
Acked-by: Helen Koike <helen.koike@collabora.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
Marc Zyngier