Commit graph

1060179 commits

Author SHA1 Message Date
Remi Pommarel
d95a56207c net: bridge: fix ioctl old_deviceless bridge argument
Commit 561d835281 ("bridge: use ndo_siocdevprivate") changed the
source and destination arguments of copy_{to,from}_user in bridge's
old_deviceless() from args[1] to uarg breaking SIOC{G,S}IFBR ioctls.

Commit cbd7ad29a5 ("net: bridge: fix ioctl old_deviceless bridge
argument") fixed only BRCTL_{ADD,DEL}_BRIDGES commands leaving
BRCTL_GET_BRIDGES one untouched.

The fixes BRCTL_GET_BRIDGES as well and has been tested with busybox's
brctl.

Example of broken brctl:
$ brctl show
bridge name     bridge id               STP enabled     interfaces
brctl: can't get bridge name for index 0: No such device or address

Example of fixed brctl:
$ brctl show
bridge name     bridge id               STP enabled     interfaces
br0             8000.000000000000       no

Fixes: 561d835281 ("bridge: use ndo_siocdevprivate")
Signed-off-by: Remi Pommarel <repk@triplefau.lt>
Reviewed-by: Arnd Bergmann <arnd@arndb.de>
Acked-by: Nikolay Aleksandrov <nikolay@nvidia.com>
Link: https://lore.kernel.org/all/20211223153139.7661-2-repk@triplefau.lt/
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2021-12-23 09:53:50 -08:00
Xiaoliang Yang
eccffcf465 net: stmmac: ptp: fix potentially overflowing expression
Convert the u32 variable to type u64 in a context where expression of
type u64 is required to avoid potential overflow.

Fixes: e9e3720002 ("net: stmmac: ptp: update tas basetime after ptp adjust")
Signed-off-by: Xiaoliang Yang <xiaoliang.yang_1@nxp.com>
Link: https://lore.kernel.org/r/20211223073928.37371-1-xiaoliang.yang_1@nxp.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2021-12-23 09:45:55 -08:00
Xiaoliang Yang
ae2778a647 net: dsa: tag_ocelot: use traffic class to map priority on injected header
For Ocelot switches, the CPU injected frames have an injection header
where it can specify the QoS class of the packet and the DSA tag, now it
uses the SKB priority to set that. If a traffic class to priority
mapping is configured on the netdevice (with mqprio for example ...), it
won't be considered for CPU injected headers. This patch make the QoS
class aligned to the priority to traffic class mapping if it exists.

Fixes: 8dce89aa5f ("net: dsa: ocelot: add tagger for Ocelot/Felix switches")
Signed-off-by: Xiaoliang Yang <xiaoliang.yang_1@nxp.com>
Signed-off-by: Marouen Ghodhbane <marouen.ghodhbane@nxp.com>
Link: https://lore.kernel.org/r/20211223072211.33130-1-xiaoliang.yang_1@nxp.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2021-12-23 09:44:59 -08:00
Linus Torvalds
3bf6f01398 gpio fixes for v5.16-rc7
- fix interrupts when replugging the device in gpio-dln2
 - remove the arbitrary timeout on virtio requests from gpio-virtio
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Merge tag 'gpio-fixes-for-v5.16-rc7' of git://git.kernel.org/pub/scm/linux/kernel/git/brgl/linux

Pull gpio fixes from Bartosz Golaszewski:

 - fix interrupts when replugging the device in gpio-dln2

 - remove the arbitrary timeout on virtio requests from gpio-virtio

* tag 'gpio-fixes-for-v5.16-rc7' of git://git.kernel.org/pub/scm/linux/kernel/git/brgl/linux:
  gpio: virtio: remove timeout
  gpio: dln2: Fix interrupts when replugging the device
2021-12-23 09:44:29 -08:00
Paolo Abeni
9695b7de5b veth: ensure skb entering GRO are not cloned.
After commit d3256efd8e ("veth: allow enabling NAPI even without XDP"),
if GRO is enabled on a veth device and TSO is disabled on the peer
device, TCP skbs will go through the NAPI callback. If there is no XDP
program attached, the veth code does not perform any share check, and
shared/cloned skbs could enter the GRO engine.

Ignat reported a BUG triggered later-on due to the above condition:

[   53.970529][    C1] kernel BUG at net/core/skbuff.c:3574!
[   53.981755][    C1] invalid opcode: 0000 [#1] PREEMPT SMP KASAN PTI
[   53.982634][    C1] CPU: 1 PID: 19 Comm: ksoftirqd/1 Not tainted 5.16.0-rc5+ #25
[   53.982634][    C1] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 0.0.0 02/06/2015
[   53.982634][    C1] RIP: 0010:skb_shift+0x13ef/0x23b0
[   53.982634][    C1] Code: ea 03 0f b6 04 02 48 89 fa 83 e2 07 38 d0
7f 08 84 c0 0f 85 41 0c 00 00 41 80 7f 02 00 4d 8d b5 d0 00 00 00 0f
85 74 f5 ff ff <0f> 0b 4d 8d 77 20 be 04 00 00 00 4c 89 44 24 78 4c 89
f7 4c 89 8c
[   53.982634][    C1] RSP: 0018:ffff8881008f7008 EFLAGS: 00010246
[   53.982634][    C1] RAX: 0000000000000000 RBX: ffff8881180b4c80 RCX: 0000000000000000
[   53.982634][    C1] RDX: 0000000000000002 RSI: ffff8881180b4d3c RDI: ffff88810bc9cac2
[   53.982634][    C1] RBP: ffff8881008f70b8 R08: ffff8881180b4cf4 R09: ffff8881180b4cf0
[   53.982634][    C1] R10: ffffed1022999e5c R11: 0000000000000002 R12: 0000000000000590
[   53.982634][    C1] R13: ffff88810f940c80 R14: ffff88810f940d50 R15: ffff88810bc9cac0
[   53.982634][    C1] FS:  0000000000000000(0000) GS:ffff888235880000(0000) knlGS:0000000000000000
[   53.982634][    C1] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.982634][    C1] CR2: 00007ff5f9b86680 CR3: 0000000108ce8004 CR4: 0000000000170ee0
[   53.982634][    C1] Call Trace:
[   53.982634][    C1]  <TASK>
[   53.982634][    C1]  tcp_sacktag_walk+0xaba/0x18e0
[   53.982634][    C1]  tcp_sacktag_write_queue+0xe7b/0x3460
[   53.982634][    C1]  tcp_ack+0x2666/0x54b0
[   53.982634][    C1]  tcp_rcv_established+0x4d9/0x20f0
[   53.982634][    C1]  tcp_v4_do_rcv+0x551/0x810
[   53.982634][    C1]  tcp_v4_rcv+0x22ed/0x2ed0
[   53.982634][    C1]  ip_protocol_deliver_rcu+0x96/0xaf0
[   53.982634][    C1]  ip_local_deliver_finish+0x1e0/0x2f0
[   53.982634][    C1]  ip_sublist_rcv_finish+0x211/0x440
[   53.982634][    C1]  ip_list_rcv_finish.constprop.0+0x424/0x660
[   53.982634][    C1]  ip_list_rcv+0x2c8/0x410
[   53.982634][    C1]  __netif_receive_skb_list_core+0x65c/0x910
[   53.982634][    C1]  netif_receive_skb_list_internal+0x5f9/0xcb0
[   53.982634][    C1]  napi_complete_done+0x188/0x6e0
[   53.982634][    C1]  gro_cell_poll+0x10c/0x1d0
[   53.982634][    C1]  __napi_poll+0xa1/0x530
[   53.982634][    C1]  net_rx_action+0x567/0x1270
[   53.982634][    C1]  __do_softirq+0x28a/0x9ba
[   53.982634][    C1]  run_ksoftirqd+0x32/0x60
[   53.982634][    C1]  smpboot_thread_fn+0x559/0x8c0
[   53.982634][    C1]  kthread+0x3b9/0x490
[   53.982634][    C1]  ret_from_fork+0x22/0x30
[   53.982634][    C1]  </TASK>

Address the issue by skipping the GRO stage for shared or cloned skbs.
To reduce the chance of OoO, try to unclone the skbs before giving up.

v1 -> v2:
 - use avoid skb_copy and fallback to netif_receive_skb  - Eric

Reported-by: Ignat Korchagin <ignat@cloudflare.com>
Fixes: d3256efd8e ("veth: allow enabling NAPI even without XDP")
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
Tested-by: Ignat Korchagin <ignat@cloudflare.com>
Reviewed-by: Eric Dumazet <edumazet@google.com>
Link: https://lore.kernel.org/r/b5f61c5602aab01bac8d711d8d1bfab0a4817db7.1640197544.git.pabeni@redhat.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2021-12-23 09:44:06 -08:00
Linus Torvalds
0d81b5faa2 MMC core:
- Disable card detect during shutdown
 
 MMC host:
  - mmci: Fixup tuning support for stm32_sdmmc
  - meson-mx-sdhc: Fix support for multi-block SDIO commands
  - sdhci-tegra: Fix support for eMMC HS400ES mode
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Merge tag 'mmc-v5.16-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/ulfh/mmc

Pull MMC fixes from Ulf Hansson:
 "MMC core:
   - Disable card detect during shutdown

  MMC host:
   - mmci: Fixup tuning support for stm32_sdmmc
   - meson-mx-sdhc: Fix support for multi-block SDIO commands
   - sdhci-tegra: Fix support for eMMC HS400ES mode"

* tag 'mmc-v5.16-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/ulfh/mmc:
  mmc: mmci: stm32: clear DLYB_CR after sending tuning command
  mmc: meson-mx-sdhc: Set MANUAL_STOP for multi-block SDIO commands
  mmc: core: Disable card detect during shutdown
  mmc: sdhci-tegra: Fix switch to HS400ES mode
2021-12-23 09:37:59 -08:00
Linus Torvalds
c8cc50a98e ARM: SoC fixes for 5.16, part 4
This is my last set of fixes for 5.16, including
 
  - multiple code fixes for the op-tee firmware driver
 
  - Two patches for allwinner SoCs, one fixing the phy mode on
    a board, the other one fixing a driver bug in the "RSB"
    bus driver. This was originally targetted for 5.17, but
    seemed worth moving to 5.16.
 
  - Two small fixes for devicetree files on i.MX platforms,
    resolving problems with ethernet and i2c.
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Merge tag 'arm-fixes-5.16-4' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc

Pull ARM SoC fixes from Arnd Bergmann:
 "This is my last set of fixes for 5.16, including

   - multiple code fixes for the op-tee firmware driver

   - Two patches for allwinner SoCs, one fixing the phy mode on a board,
     the other one fixing a driver bug in the "RSB" bus driver. This was
     originally targeted for 5.17, but seemed worth moving to 5.16

   - Two small fixes for devicetree files on i.MX platforms, resolving
     problems with ethernet and i2c"

* tag 'arm-fixes-5.16-4' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc:
  optee: Suppress false positive kmemleak report in optee_handle_rpc()
  tee: optee: Fix incorrect page free bug
  arm64: dts: lx2160a: fix scl-gpios property name
  tee: handle lookup of shm with reference count 0
  ARM: dts: imx6qdl-wandboard: Fix Ethernet support
  bus: sunxi-rsb: Fix shutdown
  arm64: dts: allwinner: orangepi-zero-plus: fix PHY mode
2021-12-23 09:22:34 -08:00
Andy Shevchenko
4f6c131c3c platform/x86/intel: Remove X86_PLATFORM_DRIVERS_INTEL
While introduction of this menu brings a nice view in the configuration tools,
it brought more issues than solves, i.e. it prevents to locate files in the
intel/ subfolder without touching non-related Kconfig dependencies elsewhere.
Drop X86_PLATFORM_DRIVERS_INTEL altogether.

Note, on x86 it's enabled by default and it's quite unlikely anybody wants to
disable all of the modules in this submenu.

Fixes: 8bd836feb6 ("platform/x86: intel_skl_int3472: Move to intel/ subfolder")
Suggested-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Link: https://lore.kernel.org/r/20211222194941.76054-1-andriy.shevchenko@linux.intel.com
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
2021-12-23 17:26:34 +01:00
Tim Crawford
c449927256 platform/x86: system76_acpi: Guard System76 EC specific functionality
Certain functionality or its implementation in System76 EC firmware may
be different to the proprietary ODM EC firmware. Introduce a new bool,
`has_open_ec`, to guard our specific logic. Detect the use of this by
looking for a custom ACPI method name used in System76 firmware.

Signed-off-by: Tim Crawford <tcrawford@system76.com>
Link: https://lore.kernel.org/r/20211222185154.4560-1-tcrawford@system76.com
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
2021-12-23 17:26:28 +01:00
Christophe JAILLET
4390c6edc0 net/mlx5: Fix some error handling paths in 'mlx5e_tc_add_fdb_flow()'
All the error handling paths of 'mlx5e_tc_add_fdb_flow()' end to 'err_out'
where 'flow_flag_set(flow, FAILED);' is called.

All but the new error handling paths added by the commits given in the
Fixes tag below.

Fix these error handling paths and branch to 'err_out'.

Fixes: 166f431ec6 ("net/mlx5e: Add indirect tc offload of ovs internal port")
Fixes: b16eb3c81f ("net/mlx5: Support internal port as decap route device")
Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
Reviewed-by: Roi Dayan <roid@nvidia.com>
Signed-off-by: Saeed Mahameed <saeedm@nvidia.com>
(cherry picked from commit 31108d142f)
2021-12-22 20:38:49 -08:00
Chris Mi
2820110d94 net/mlx5e: Delete forward rule for ct or sample action
When there is ct or sample action, the ct or sample rule will be deleted
and return. But if there is an extra mirror action, the forward rule can't
be deleted because of the return.

Fix it by removing the return.

Fixes: 69e2916ebc ("net/mlx5: CT: Add support for mirroring")
Fixes: f94d6389f6 ("net/mlx5e: TC, Add support to offload sample action")
Signed-off-by: Chris Mi <cmi@nvidia.com>
Reviewed-by: Roi Dayan <roid@nvidia.com>
Signed-off-by: Saeed Mahameed <saeedm@nvidia.com>
2021-12-22 20:38:49 -08:00
Maxim Mikityanskiy
19c4aba2d4 net/mlx5e: Fix ICOSQ recovery flow for XSK
There are two ICOSQs per channel: one is needed for RX, and the other
for async operations (XSK TX, kTLS offload). Currently, the recovery
flow for both is the same, and async ICOSQ is mistakenly treated like
the regular ICOSQ.

This patch prevents running the regular ICOSQ recovery on async ICOSQ.
The purpose of async ICOSQ is to handle XSK wakeup requests and post
kTLS offload RX parameters, it has nothing to do with RQ and XSKRQ UMRs,
so the regular recovery sequence is not applicable here.

Fixes: be5323c837 ("net/mlx5e: Report and recover from CQE error on ICOSQ")
Signed-off-by: Maxim Mikityanskiy <maximmi@mellanox.com>
Reviewed-by: Aya Levin <ayal@nvidia.com>
Signed-off-by: Saeed Mahameed <saeedm@nvidia.com>
2021-12-22 20:38:48 -08:00
Maxim Mikityanskiy
17958d7cd7 net/mlx5e: Fix interoperability between XSK and ICOSQ recovery flow
Both regular RQ and XSKRQ use the same ICOSQ for UMRs. When doing
recovery for the ICOSQ, don't forget to deactivate XSKRQ.

XSK can be opened and closed while channels are active, so a new mutex
prevents the ICOSQ recovery from running at the same time. The ICOSQ
recovery deactivates and reactivates XSKRQ, so any parallel change in
XSK state would break consistency. As the regular RQ is running, it's
not enough to just flush the recovery work, because it can be
rescheduled.

Fixes: be5323c837 ("net/mlx5e: Report and recover from CQE error on ICOSQ")
Signed-off-by: Maxim Mikityanskiy <maximmi@nvidia.com>
Signed-off-by: Saeed Mahameed <saeedm@nvidia.com>
2021-12-22 20:38:48 -08:00
Gal Pressman
a0cb909644 net/mlx5e: Fix skb memory leak when TC classifier action offloads are disabled
When TC classifier action offloads are disabled (CONFIG_MLX5_CLS_ACT in
Kconfig), the mlx5e_rep_tc_receive() function which is responsible for
passing the skb to the stack (or freeing it) is defined as a nop, and
results in leaking the skb memory. Replace the nop with a call to
napi_gro_receive() to resolve the leak.

Fixes: 28e7606fa8 ("net/mlx5e: Refactor rx handler of represetor device")
Signed-off-by: Gal Pressman <gal@nvidia.com>
Reviewed-by: Ariel Levkovich <lariel@nvidia.com>
Signed-off-by: Saeed Mahameed <saeedm@nvidia.com>
2021-12-22 20:38:48 -08:00
Amir Tzin
918fc3855a net/mlx5e: Wrap the tx reporter dump callback to extract the sq
Function mlx5e_tx_reporter_dump_sq() casts its void * argument to struct
mlx5e_txqsq *, but in TX-timeout-recovery flow the argument is actually
of type struct mlx5e_tx_timeout_ctx *.

 mlx5_core 0000:08:00.1 enp8s0f1: TX timeout detected
 mlx5_core 0000:08:00.1 enp8s0f1: TX timeout on queue: 1, SQ: 0x11ec, CQ: 0x146d, SQ Cons: 0x0 SQ Prod: 0x1, usecs since last trans: 21565000
 BUG: stack guard page was hit at 0000000093f1a2de (stack is 00000000b66ea0dc..000000004d932dae)
 kernel stack overflow (page fault): 0000 [#1] SMP NOPTI
 CPU: 5 PID: 95 Comm: kworker/u20:1 Tainted: G W OE 5.13.0_mlnx #1
 Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS rel-1.13.0-0-gf21b5a4aeb02-prebuilt.qemu.org 04/01/2014
 Workqueue: mlx5e mlx5e_tx_timeout_work [mlx5_core]
 RIP: 0010:mlx5e_tx_reporter_dump_sq+0xd3/0x180
 [mlx5_core]
 Call Trace:
 mlx5e_tx_reporter_dump+0x43/0x1c0 [mlx5_core]
 devlink_health_do_dump.part.91+0x71/0xd0
 devlink_health_report+0x157/0x1b0
 mlx5e_reporter_tx_timeout+0xb9/0xf0 [mlx5_core]
 ? mlx5e_tx_reporter_err_cqe_recover+0x1d0/0x1d0
 [mlx5_core]
 ? mlx5e_health_queue_dump+0xd0/0xd0 [mlx5_core]
 ? update_load_avg+0x19b/0x550
 ? set_next_entity+0x72/0x80
 ? pick_next_task_fair+0x227/0x340
 ? finish_task_switch+0xa2/0x280
   mlx5e_tx_timeout_work+0x83/0xb0 [mlx5_core]
   process_one_work+0x1de/0x3a0
   worker_thread+0x2d/0x3c0
 ? process_one_work+0x3a0/0x3a0
   kthread+0x115/0x130
 ? kthread_park+0x90/0x90
   ret_from_fork+0x1f/0x30
 --[ end trace 51ccabea504edaff ]---
 RIP: 0010:mlx5e_tx_reporter_dump_sq+0xd3/0x180
 PKRU: 55555554
 Kernel panic - not syncing: Fatal exception
 Kernel Offset: disabled
 end Kernel panic - not syncing: Fatal exception

To fix this bug add a wrapper for mlx5e_tx_reporter_dump_sq() which
extracts the sq from struct mlx5e_tx_timeout_ctx and set it as the
TX-timeout-recovery flow dump callback.

Fixes: 5f29458b77 ("net/mlx5e: Support dump callback in TX reporter")
Signed-off-by: Aya Levin <ayal@nvidia.com>
Signed-off-by: Amir Tzin <amirtz@nvidia.com>
Signed-off-by: Saeed Mahameed <saeedm@nvidia.com>
2021-12-22 20:38:48 -08:00
Chris Mi
d671e109bd net/mlx5: Fix tc max supported prio for nic mode
Only prio 1 is supported if firmware doesn't support ignore flow
level for nic mode. The offending commit removed the check wrongly.
Add it back.

Fixes: 9a99c8f125 ("net/mlx5e: E-Switch, Offload all chain 0 priorities when modify header and forward action is not supported")
Signed-off-by: Chris Mi <cmi@nvidia.com>
Reviewed-by: Roi Dayan <roid@nvidia.com>
Signed-off-by: Saeed Mahameed <saeedm@nvidia.com>
2021-12-22 20:38:47 -08:00
Moshe Shemesh
33de865f7b net/mlx5: Fix SF health recovery flow
SF do not directly control the PCI device. During recovery flow SF
should not be allowed to do pci disable or pci reset, its PF will do it.

It fixes the following kernel trace:
mlx5_core.sf mlx5_core.sf.25: mlx5_health_try_recover:387:(pid 40948): starting health recovery flow
mlx5_core 0000:03:00.0: mlx5_pci_slot_reset was called
mlx5_core 0000:03:00.0: wait vital counter value 0xab175 after 1 iterations
mlx5_core.sf mlx5_core.sf.25: firmware version: 24.32.532
mlx5_core.sf mlx5_core.sf.23: mlx5_health_try_recover:387:(pid 40946): starting health recovery flow
mlx5_core 0000:03:00.0: mlx5_pci_slot_reset was called
mlx5_core 0000:03:00.0: wait vital counter value 0xab193 after 1 iterations
mlx5_core.sf mlx5_core.sf.23: firmware version: 24.32.532
mlx5_core.sf mlx5_core.sf.25: mlx5_cmd_check:813:(pid 40948): ENABLE_HCA(0x104) op_mod(0x0) failed,
status bad resource state(0x9), syndrome (0x658908)
mlx5_core.sf mlx5_core.sf.25: mlx5_function_setup:1292:(pid 40948): enable hca failed
mlx5_core.sf mlx5_core.sf.25: mlx5_health_try_recover:389:(pid 40948): health recovery failed

Fixes: 1958fc2f07 ("net/mlx5: SF, Add auxiliary device driver")
Signed-off-by: Moshe Shemesh <moshe@nvidia.com>
Signed-off-by: Saeed Mahameed <saeedm@nvidia.com>
2021-12-22 20:38:47 -08:00
Shay Drory
aa968f9220 net/mlx5: Fix error print in case of IRQ request failed
In case IRQ layer failed to find or to request irq, the driver is
printing the first cpu of the provided affinity as part of the error
print. Empty affinity is a valid input for the IRQ layer, and it is
an error to call cpumask_first() on empty affinity.

Remove the first cpu print from the error message.

Fixes: c36326d38d ("net/mlx5: Round-Robin EQs over IRQs")
Signed-off-by: Shay Drory <shayd@nvidia.com>
Reviewed-by: Moshe Shemesh <moshe@nvidia.com>
Signed-off-by: Saeed Mahameed <saeedm@nvidia.com>
2021-12-22 20:38:47 -08:00
Shay Drory
26a7993c93 net/mlx5: Use first online CPU instead of hard coded CPU
Hard coded CPU (0 in our case) might be offline. Hence, use the first
online CPU instead.

Fixes: f891b7cdbd ("net/mlx5: Enable single IRQ for PCI Function")
Signed-off-by: Shay Drory <shayd@nvidia.com>
Reviewed-by: Moshe Shemesh <moshe@nvidia.com>
Signed-off-by: Saeed Mahameed <saeedm@nvidia.com>
2021-12-22 20:38:46 -08:00
Yevgeny Kliteynik
624bf42c2e net/mlx5: DR, Fix querying eswitch manager vport for ECPF
On BlueField the E-Switch manager is the ECPF (vport 0xFFFE), but when
querying capabilities of ECPF eswitch manager, need to query vport 0
with other_vport = 0.

Fixes: 9091b821aa ("net/mlx5: DR, Handle eswitch manager and uplink vports separately")
Signed-off-by: Yevgeny Kliteynik <kliteyn@nvidia.com>
Reviewed-by: Alex Vesker <valex@nvidia.com>
Signed-off-by: Saeed Mahameed <saeedm@nvidia.com>
2021-12-22 20:38:46 -08:00
Miaoqian Lin
6b8b425858 net/mlx5: DR, Fix NULL vs IS_ERR checking in dr_domain_init_resources
The mlx5_get_uars_page() function  returns error pointers.
Using IS_ERR() to check the return value to fix this.

Fixes: 4ec9e7b026 ("net/mlx5: DR, Expose steering domain functionality")
Signed-off-by: Miaoqian Lin <linmq006@gmail.com>
Signed-off-by: Saeed Mahameed <saeedm@nvidia.com>
2021-12-22 20:38:46 -08:00
Alexey Makhalov
142c779d05 scsi: vmw_pvscsi: Set residual data length conditionally
The PVSCSI implementation in the VMware hypervisor under specific
configuration ("SCSI Bus Sharing" set to "Physical") returns zero dataLen
in the completion descriptor for READ CAPACITY(16). As a result, the kernel
can not detect proper disk geometry. This can be recognized by the kernel
message:

  [ 0.776588] sd 1:0:0:0: [sdb] Sector size 0 reported, assuming 512.

The PVSCSI implementation in QEMU does not set dataLen at all, keeping it
zeroed. This leads to a boot hang as was reported by Shmulik Ladkani.

It is likely that the controller returns the garbage at the end of the
buffer. Residual length should be set by the driver in that case. The SCSI
layer will erase corresponding data. See commit bdb2b8cab4 ("[SCSI] erase
invalid data returned by device") for details.

Commit e662502b3a ("scsi: vmw_pvscsi: Set correct residual data length")
introduced the issue by setting residual length unconditionally, causing
the SCSI layer to erase the useful payload beyond dataLen when this value
is returned as 0.

As a result, considering existing issues in implementations of PVSCSI
controllers, we do not want to call scsi_set_resid() when dataLen ==
0. Calling scsi_set_resid() has no effect if dataLen equals buffer length.

Link: https://lore.kernel.org/lkml/20210824120028.30d9c071@blondie/
Link: https://lore.kernel.org/r/20211220190514.55935-1-amakhalov@vmware.com
Fixes: e662502b3a ("scsi: vmw_pvscsi: Set correct residual data length")
Cc: Matt Wang <wwentao@vmware.com>
Cc: Martin K. Petersen <martin.petersen@oracle.com>
Cc: Vishal Bhakta <vbhakta@vmware.com>
Cc: VMware PV-Drivers <pv-drivers@vmware.com>
Cc: James E.J. Bottomley <jejb@linux.ibm.com>
Cc: linux-scsi@vger.kernel.org
Cc: stable@vger.kernel.org
Reported-and-suggested-by: Shmulik Ladkani <shmulik.ladkani@gmail.com>
Signed-off-by: Alexey Makhalov <amakhalov@vmware.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
2021-12-22 23:17:27 -05:00
Lixiaokeng
1b8d0300a3 scsi: libiscsi: Fix UAF in iscsi_conn_get_param()/iscsi_conn_teardown()
|- iscsi_if_destroy_conn            |-dev_attr_show
 |-iscsi_conn_teardown
  |-spin_lock_bh                     |-iscsi_sw_tcp_conn_get_param

  |-kfree(conn->persistent_address)   |-iscsi_conn_get_param
  |-kfree(conn->local_ipaddr)
                                       ==>|-read persistent_address
                                       ==>|-read local_ipaddr
  |-spin_unlock_bh

When iscsi_conn_teardown() and iscsi_conn_get_param() happen in parallel, a
UAF may be triggered.

Link: https://lore.kernel.org/r/046ec8a0-ce95-d3fc-3235-666a7c65b224@huawei.com
Reported-by: Lu Tixiong <lutianxiong@huawei.com>
Reviewed-by: Mike Christie <michael.christie@oracle.com>
Reviewed-by: Lee Duncan <lduncan@suse.com>
Signed-off-by: Lixiaokeng <lixiaokeng@huawei.com>
Signed-off-by: Linfeilong <linfeilong@huawei.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
2021-12-22 23:03:59 -05:00
Jens Axboe
7b9762a5e8 io_uring: zero iocb->ki_pos for stream file types
io_uring supports using offset == -1 for using the current file position,
and we read that in as part of read/write command setup. For the non-iter
read/write types we pass in NULL for the position pointer, but for the
iter types we should not be passing any anything but 0 for the position
for a stream.

Clear kiocb->ki_pos if the file is a stream, don't leave it as -1. If we
do, then the request will error with -ESPIPE.

Fixes: ba04291eb6 ("io_uring: allow use of offset == -1 to mean file position")
Link: https://github.com/axboe/liburing/discussions/501
Reported-by: Samuel Williams <samuel.williams@oriontransfer.co.nz>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
2021-12-22 20:34:32 -07:00
Alex Deucher
4d625a97a7 drm/amdgpu: fix runpm documentation
It's not only supported by HG/PX laptops.  It's supported
by all dGPUs which supports BOCO/BACO functionality (runtime
D3).

BOCO - Bus Off, Chip Off.  The entire chip is powered off.
       This is controlled by ACPI.
BACO - Bus Active, Chip Off.  The chip still shows up
       on the PCI bus, but the device itself is powered
       down.

v2: fix missed HG/PX reference

Reviewed-by: Evan Quan <evan.quan@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2021-12-22 21:51:30 -05:00
Dave Airlie
dbfba788c7 Merge tag 'drm-intel-fixes-2021-12-22' of git://anongit.freedesktop.org/drm/drm-intel into drm-fixes
drm/i915 fixes for v5.16-rc7:
- Fix fallout from guc submission locking rework

Signed-off-by: Dave Airlie <airlied@redhat.com>
From: Jani Nikula <jani.nikula@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/87wnjwydhs.fsf@intel.com
2021-12-23 11:21:44 +10:00
Dave Airlie
ae95af9755 Mediatek DRM Fixes for Linux 5.16
1. Perform NULL pointer check for mtk_hdmi_conf.
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Merge tag 'mediatek-drm-fixes-5.16' of https://git.kernel.org/pub/scm/linux/kernel/git/chunkuang.hu/linux into drm-fixes

Mediatek DRM Fixes for Linux 5.16

1. Perform NULL pointer check for mtk_hdmi_conf.

Signed-off-by: Dave Airlie <airlied@redhat.com>

From: Chun-Kuang Hu <chunkuang.hu@kernel.org>
Link: https://patchwork.freedesktop.org/patch/msgid/1639956861-14873-1-git-send-email-chunkuang.hu@kernel.org
2021-12-23 10:55:04 +10:00
Pavel Skripkin
d1652b70d0 asix: fix wrong return value in asix_check_host_enable()
If asix_read_cmd() returns 0 on 30th interation, 0 will be returned from
asix_check_host_enable(), which is logically wrong. Fix it by returning
-ETIMEDOUT explicitly if we have exceeded 30 iterations

Also, replaced 30 with #define as suggested by Andrew

Fixes: a786e3195d ("net: asix: fix uninit value bugs")
Reported-by: Andrew Lunn <andrew@lunn.ch>
Signed-off-by: Pavel Skripkin <paskripkin@gmail.com>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Link: https://lore.kernel.org/r/ecd3470ce6c2d5697ac635d0d3b14a47defb4acb.1640117288.git.paskripkin@gmail.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2021-12-22 14:52:18 -08:00
Pavel Skripkin
8035b1a2a3 asix: fix uninit-value in asix_mdio_read()
asix_read_cmd() may read less than sizeof(smsr) bytes and in this case
smsr will be uninitialized.

Fail log:
BUG: KMSAN: uninit-value in asix_check_host_enable drivers/net/usb/asix_common.c:82 [inline]
BUG: KMSAN: uninit-value in asix_check_host_enable drivers/net/usb/asix_common.c:82 [inline] drivers/net/usb/asix_common.c:497
BUG: KMSAN: uninit-value in asix_mdio_read+0x3c1/0xb00 drivers/net/usb/asix_common.c:497 drivers/net/usb/asix_common.c:497
 asix_check_host_enable drivers/net/usb/asix_common.c:82 [inline]
 asix_check_host_enable drivers/net/usb/asix_common.c:82 [inline] drivers/net/usb/asix_common.c:497
 asix_mdio_read+0x3c1/0xb00 drivers/net/usb/asix_common.c:497 drivers/net/usb/asix_common.c:497

Fixes: d9fe64e511 ("net: asix: Add in_pm parameter")
Reported-and-tested-by: syzbot+f44badb06036334e867a@syzkaller.appspotmail.com
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Signed-off-by: Pavel Skripkin <paskripkin@gmail.com>
Link: https://lore.kernel.org/r/8966e3b514edf39857dd93603fc79ec02e000a75.1640117288.git.paskripkin@gmail.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2021-12-22 14:52:18 -08:00
Jiasheng Jiang
9b8bdd1eb5 sfc: falcon: Check null pointer of rx_queue->page_ring
Because of the possible failure of the kcalloc, it should be better to
set rx_queue->page_ptr_mask to 0 when it happens in order to maintain
the consistency.

Fixes: 5a6681e22c ("sfc: separate out SFC4000 ("Falcon") support into new sfc-falcon driver")
Signed-off-by: Jiasheng Jiang <jiasheng@iscas.ac.cn>
Acked-by: Martin Habets <habetsm.xilinx@gmail.com>
Link: https://lore.kernel.org/r/20211220140344.978408-1-jiasheng@iscas.ac.cn
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2021-12-22 12:25:18 -08:00
Jiasheng Jiang
bdf1b5c388 sfc: Check null pointer of rx_queue->page_ring
Because of the possible failure of the kcalloc, it should be better to
set rx_queue->page_ptr_mask to 0 when it happens in order to maintain
the consistency.

Fixes: 5a6681e22c ("sfc: separate out SFC4000 ("Falcon") support into new sfc-falcon driver")
Signed-off-by: Jiasheng Jiang <jiasheng@iscas.ac.cn>
Acked-by: Martin Habets <habetsm.xilinx@gmail.com>
Link: https://lore.kernel.org/r/20211220135603.954944-1-jiasheng@iscas.ac.cn
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2021-12-22 12:23:18 -08:00
Linus Torvalds
bc491fb125 memblock: fix memblock_phys_alloc() section mismatch error
There are section mismatch errors when compiler refuses to inline one-line
 wrapper memblock_phys_alloc(). Make memblock_phys_alloc() __always_inline
 to avoid these mismatch issues.
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Merge tag 'fixes-2021-12-22' of git://git.kernel.org/pub/scm/linux/kernel/git/rppt/memblock

Pull memblock fix from Mike Rapoport:
 "Fix memblock_phys_alloc() section mismatch error

  There are section mismatch errors when compiler refuses to inline
  one-line wrapper memblock_phys_alloc(). Make memblock_phys_alloc()
  __always_inline to avoid these mismatch issues"

* tag 'fixes-2021-12-22' of git://git.kernel.org/pub/scm/linux/kernel/git/rppt/memblock:
  memblock: fix memblock_phys_alloc() section mismatch error
2021-12-22 11:39:53 -08:00
Werner Sembach
edca7cc4b0 ALSA: hda/realtek: Fix quirk for Clevo NJ51CU
The Clevo NJ51CU comes either with the ALC293 or the ALC256 codec, but uses
the 0x8686 subproduct id in both cases. The ALC256 codec needs a different
quirk for the headset microphone working and and edditional quirk for sound
working after suspend and resume.

When waking up from s3 suspend the Coef 0x10 is set to 0x0220 instead of
0x0020 on  the ALC256 codec. Setting the value manually makes the sound
work again. This patch does this automatically.

[ minor coding style fix by tiwai ]

Signed-off-by: Werner Sembach <wse@tuxedocomputers.com>
Fixes: b5acfe152a ("ALSA: hda/realtek: Add some Clove SSID in the ALC293(ALC1220)")
Cc: <stable@vger.kernel.org>
Link: https://lore.kernel.org/r/20211215191646.844644-1-wse@tuxedocomputers.com
Signed-off-by: Takashi Iwai <tiwai@suse.de>
2021-12-22 20:19:42 +01:00
Jaroslav Kysela
39a8fc4971 ALSA: rawmidi - fix the uninitalized user_pversion
The user_pversion was uninitialized for the user space file structure
in the open function, because the file private structure use
kmalloc for the allocation.

The kernel ALSA sequencer code clears the file structure, so no additional
fixes are required.

Cc: stable@kernel.org
Cc: broonie@kernel.org
BugLink: https://github.com/alsa-project/alsa-lib/issues/178
Fixes: 09d2317440 ("ALSA: rawmidi: introduce SNDRV_RAWMIDI_IOCTL_USER_PVERSION")
Reported-by: syzbot+88412ee8811832b00dbe@syzkaller.appspotmail.com
Signed-off-by: Jaroslav Kysela <perex@perex.cz>
Link: https://lore.kernel.org/r/20211218123925.2583847-1-perex@perex.cz
Signed-off-by: Takashi Iwai <tiwai@suse.de>
2021-12-22 20:18:27 +01:00
Libin Yang
78ea40efb4 ALSA: hda: intel-sdw-acpi: go through HDAS ACPI at max depth of 2
In the HDAS ACPI scope, the SoundWire may not be the direct child of HDAS.
It needs to go through the ACPI table at max depth of 2 to find the
SoundWire device from HDAS.

Reviewed-by: Péter Ujfalusi <peter.ujfalusi@linux.intel.com>
Signed-off-by: Libin Yang <libin.yang@intel.com>
Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Signed-off-by: Bard Liao <yung-chuan.liao@linux.intel.com>
Link: https://lore.kernel.org/r/20211221010817.23636-3-yung-chuan.liao@linux.intel.com
Signed-off-by: Takashi Iwai <tiwai@suse.de>
2021-12-22 20:17:47 +01:00
Libin Yang
385f287f98 ALSA: hda: intel-sdw-acpi: harden detection of controller
The existing code currently sets a pointer to an ACPI handle before
checking that it's actually a SoundWire controller. This can lead to
issues where the graph walk continues and eventually fails, but the
pointer was set already.

This patch changes the logic so that the information provided to
the caller is set when a controller is found.

Reviewed-by: Péter Ujfalusi <peter.ujfalusi@linux.intel.com>
Signed-off-by: Libin Yang <libin.yang@intel.com>
Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Signed-off-by: Bard Liao <yung-chuan.liao@linux.intel.com>
Link: https://lore.kernel.org/r/20211221010817.23636-2-yung-chuan.liao@linux.intel.com
Signed-off-by: Takashi Iwai <tiwai@suse.de>
2021-12-22 20:17:37 +01:00
Ville Syrjälä
b6fd77472d ALSA: hda/hdmi: Disable silent stream on GLK
The silent stream stuff recurses back into i915 audio
component .get_power() from the .pin_eld_notify() hook.
On GLK this will deadlock as i915 may already be holding
the relevant modeset locks during .pin_eld_notify() and
the GLK audio vs. CDCLK workaround will try to grab the
same locks from .get_power().

Until someone comes up with a better fix just disable the
silent stream support on GLK.

Cc: stable@vger.kernel.org
Cc: Harsha Priya <harshapriya.n@intel.com>
Cc: Emmanuel Jillela <emmanuel.jillela@intel.com>
Cc: Kai Vehmanen <kai.vehmanen@linux.intel.com>
Cc: Takashi Iwai <tiwai@suse.de>
Closes: https://gitlab.freedesktop.org/drm/intel/-/issues/2623
Fixes: 951894cf30 ("ALSA: hda/hdmi: Add Intel silent stream support")
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Reviewed-by: Kai Vehmanen <kai.vehmanen@linux.intel.com>
Link: https://lore.kernel.org/r/20211222145350.24342-1-ville.syrjala@linux.intel.com
Signed-off-by: Takashi Iwai <tiwai@suse.de>
2021-12-22 20:16:38 +01:00
Linus Torvalds
3f066e882b parisc architecture late bug fixes for kernel v5.16
- Fix a bug in the C code which calculates the relevant futex spinlock based on
   the futex virtual address. In some cases a wrong spinlock (compared to what
   is calculated in the assembly code path) was choosen which then can lead to
   deadlocks.
 
 - The 64-bit kernel missed to clip the LWS number in the Light-weight-syscall
   path for 32-bit processes.
 
 - Prevent CPU register dump to show stale value in IIR register on access rights traps.
 
 - Remove unused ARCH_DEFCONFIG entries.
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Merge tag 'for-5.16/parisc-7' of git://git.kernel.org/pub/scm/linux/kernel/git/deller/parisc-linux

Pull parisc architecture fixes from Helge Deller:

 - Fix a bug in the C code which calculates the relevant futex spinlock
   based on the futex virtual address. In some cases a wrong spinlock
   (compared to what is calculated in the assembly code path) was
   choosen which then can lead to deadlocks.

 - The 64-bit kernel missed to clip the LWS number in the
   Light-weight-syscall path for 32-bit processes.

 - Prevent CPU register dump to show stale value in IIR register on
   access rights traps.

 - Remove unused ARCH_DEFCONFIG entries.

* tag 'for-5.16/parisc-7' of git://git.kernel.org/pub/scm/linux/kernel/git/deller/parisc-linux:
  parisc: remove ARCH_DEFCONFIG
  parisc: Fix mask used to select futex spinlock
  parisc: Correct completer in lws start
  parisc: Clear stale IIR value on instruction access rights trap
2021-12-22 10:17:16 -08:00
Linus Torvalds
0740040580 Fix some IPMI crashes
Some crash fixes have come in dealing with various error handling
 issues.  They have sat in next for 5 days or more without issue, and
 they are fairly critical.
 
 -corey
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Merge tag 'for-linus-5.16-3' of git://github.com/cminyard/linux-ipmi

Pull IPMI fixes from Corey Minyard:
 "Fix some IPMI crashes

  Some crash fixes have come in dealing with various error handling
  issues. They have sat in next for 5 days or more without issue, and
  they are fairly critical"

* tag 'for-linus-5.16-3' of git://github.com/cminyard/linux-ipmi:
  ipmi: Fix UAF when uninstall ipmi_si and ipmi_msghandler module
  ipmi: fix initialization when workqueue allocation fails
  ipmi: bail out if init_srcu_struct fails
  ipmi: ssif: initialize ssif_info->client early
2021-12-22 10:11:17 -08:00
Linus Torvalds
c9ea870c6e Two overhead reduction patches for testing/fuzzing environment.
tomoyo: use hwight16() in tomoyo_domain_quota_is_ok()
 tomoyo: Check exceeded quota early in tomoyo_domain_quota_is_ok().
 
  security/tomoyo/util.c |   31 ++++++++++++++-----------------
  1 file changed, 14 insertions(+), 17 deletions(-)
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Merge tag 'tomoyo-pr-20211222' of git://git.osdn.net/gitroot/tomoyo/tomoyo-test1

Pull tomoyo fixes from Tetsuo Handa:
 "Two overhead reduction patches for testing/fuzzing environment"

* tag 'tomoyo-pr-20211222' of git://git.osdn.net/gitroot/tomoyo/tomoyo-test1:
  tomoyo: use hweight16() in tomoyo_domain_quota_is_ok()
  tomoyo: Check exceeded quota early in tomoyo_domain_quota_is_ok().
2021-12-22 10:06:32 -08:00
Linus Torvalds
e19e226345 Merge branch 'linus' of git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6
Pull crypto fix from Herbert Xu:
 "Fix a regression in the qat driver"

* 'linus' of git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6:
  crypto: qat - do not handle PFVF sources for qat_4xxx
2021-12-22 10:02:08 -08:00
Jackie Liu
d7f55471db memblock: fix memblock_phys_alloc() section mismatch error
Fix modpost Section mismatch error in memblock_phys_alloc()

[...]
WARNING: modpost: vmlinux.o(.text.unlikely+0x1dcc): Section mismatch in reference
from the function memblock_phys_alloc() to the function .init.text:memblock_phys_alloc_range()
The function memblock_phys_alloc() references
the function __init memblock_phys_alloc_range().
This is often because memblock_phys_alloc lacks a __init
annotation or the annotation of memblock_phys_alloc_range is wrong.

ERROR: modpost: Section mismatches detected.
Set CONFIG_SECTION_MISMATCH_WARN_ONLY=y to allow them.
[...]

memblock_phys_alloc() is a one-line wrapper, make it __always_inline to
avoid these section mismatches.

Reported-by: k2ci <kernel-bot@kylinos.cn>
Suggested-by: Mike Rapoport <rppt@kernel.org>
Signed-off-by: Jackie Liu <liuyun01@kylinos.cn>
[rppt: slightly massaged changelog ]
Signed-off-by: Mike Rapoport <rppt@linux.ibm.com>
Link: https://lore.kernel.org/r/20211217020754.2874872-1-liu.yun@linux.dev
2021-12-22 19:35:29 +02:00
Takashi Iwai
065807d758 ASoC: Fixes for v5.16
This is a relatively large set of driver specific changes so it may make
 sense to hold off to v5.17, though picking some over might be good.
 It's a combination of new device IDs and fixes for various driver
 specific things which are all small and of the usual "really bad if
 you're running into them" level, especially the Tegra ones.
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Merge tag 'asoc-fix-v5.16-rc6' of https://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound into for-linus

ASoC: Fixes for v5.16

This is a relatively large set of driver specific changes so it may make
sense to hold off to v5.17, though picking some over might be good.
It's a combination of new device IDs and fixes for various driver
specific things which are all small and of the usual "really bad if
you're running into them" level, especially the Tegra ones.
2021-12-22 18:07:27 +01:00
Jiasheng Jiang
99d7fbb5ce net: ks8851: Check for error irq
Because platform_get_irq() could fail and return error irq.
Therefore, it might be better to check it if order to avoid the use of
error irq.

Fixes: 797047f875 ("net: ks8851: Implement Parallel bus operations")
Signed-off-by: Jiasheng Jiang <jiasheng@iscas.ac.cn>
Signed-off-by: David S. Miller <davem@davemloft.net>
2021-12-22 10:23:50 +00:00
Jiasheng Jiang
cb93b3e11d drivers: net: smc911x: Check for error irq
Because platform_get_irq() could fail and return error irq.
Therefore, it might be better to check it if order to avoid the use of
error irq.

Fixes: ae150435b5 ("smsc: Move the SMC (SMSC) drivers")
Signed-off-by: Jiasheng Jiang <jiasheng@iscas.ac.cn>
Signed-off-by: David S. Miller <davem@davemloft.net>
2021-12-22 10:23:03 +00:00
Jiasheng Jiang
db6d6afe38 fjes: Check for error irq
I find that platform_get_irq() will not always succeed.
It will return error irq in case of the failure.
Therefore, it might be better to check it if order to avoid the use of
error irq.

Fixes: 658d439b22 ("fjes: Introduce FUJITSU Extended Socket Network Device driver")
Signed-off-by: Jiasheng Jiang <jiasheng@iscas.ac.cn>
Signed-off-by: David S. Miller <davem@davemloft.net>
2021-12-22 10:22:13 +00:00
Masahiro Yamada
aacb201606 parisc: remove ARCH_DEFCONFIG
Commit 2a86f66121 ("kbuild: use KBUILD_DEFCONFIG as the fallback for
DEFCONFIG_LIST") removed ARCH_DEFCONFIG because it does not make much
sense.

In the same development cycle, Commit ededa081ed ("parisc: Fix
defconfig selection") added ARCH_DEFCONFIG for parisc.

Please use KBUILD_DEFCONFIG in arch/*/Makefile for defconfig selection.

Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
Acked-by: Helge Deller <deller@gmx.de>
Signed-off-by: Helge Deller <deller@gmx.de>
2021-12-22 09:02:10 +01:00
Fernando Fernandez Mancera
1c15b05bae bonding: fix ad_actor_system option setting to default
When 802.3ad bond mode is configured the ad_actor_system option is set to
"00:00:00:00:00:00". But when trying to set the all-zeroes MAC as actors'
system address it was failing with EINVAL.

An all-zeroes ethernet address is valid, only multicast addresses are not
valid values.

Fixes: 171a42c38c ("bonding: add netlink support for sys prio, actor sys mac, and port key")
Signed-off-by: Fernando Fernandez Mancera <ffmancera@riseup.net>
Acked-by: Jay Vosburgh <jay.vosburgh@canonical.com>
Link: https://lore.kernel.org/r/20211221111345.2462-1-ffmancera@riseup.net
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2021-12-21 16:54:19 -08:00
Josh Poimboeuf
dcce50e6cc compiler.h: Fix annotation macro misplacement with Clang
When building with Clang and CONFIG_TRACE_BRANCH_PROFILING, there are a
lot of unreachable warnings, like:

  arch/x86/kernel/traps.o: warning: objtool: handle_xfd_event()+0x134: unreachable instruction

Without an input to the inline asm, 'volatile' is ignored for some
reason and Clang feels free to move the reachable() annotation away from
its intended location.

Fix that by re-adding the counter value to the inputs.

Fixes: f1069a8756 ("compiler.h: Avoid using inline asm operand modifiers")
Fixes: c199f64ff9 ("instrumentation.h: Avoid using inline asm operand modifiers")
Reported-by: kernel test robot <lkp@intel.com>
Signed-off-by: Josh Poimboeuf <jpoimboe@redhat.com>
Link: https://lore.kernel.org/r/0417e96909b97a406323409210de7bf13df0b170.1636410380.git.jpoimboe@redhat.com
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: x86@kernel.org
Cc: Vasily Gorbik <gor@linux.ibm.com>
Cc: Miroslav Benes <mbenes@suse.cz>
2021-12-21 15:09:46 -08:00
Ismael Luceno
cb8747b7d2 uapi: Fix undefined __always_inline on non-glibc systems
This macro is defined by glibc itself, which makes the issue go unnoticed on
those systems.  On non-glibc systems it causes build failures on several
utilities and libraries, like bpftool and objtool.

Fixes: 1d509f2a6e ("x86/insn: Support big endian cross-compiles")
Fixes: 2d7ce0e8a7 ("tools/virtio: more stubs")
Fixes: 3fb321fde2 ("selftests/net: ipv6 flowlabel")
Fixes: 50b3ed57de ("selftests/bpf: test bpf flow dissection")
Fixes: 9cacf81f81 ("bpf: Remove extra lock_sock for TCP_ZEROCOPY_RECEIVE")
Fixes: a4b2061242 ("tools include uapi: Grab a copy of linux/in.h")
Fixes: b12d6ec097 ("bpf: btf: add btf print functionality")
Fixes: c0dd967818 ("tools, include: Grab a copy of linux/erspan.h")
Fixes: c4b6014e8b ("tools: Add copy of perf_event.h to tools/include/linux/")

Signed-off-by: Ismael Luceno <ismael@iodev.co.uk>
Acked-by: Masami Hiramatsu <mhiramat@kernel.org>
Signed-off-by: Josh Poimboeuf <jpoimboe@redhat.com>
Link: https://lore.kernel.org/r/20211115134647.1921-1-ismael@iodev.co.uk
Cc: Martin Schwidefsky <schwidefsky@de.ibm.com>
Cc: Vasily Gorbik <gor@linux.ibm.com>
2021-12-21 15:09:46 -08:00