linux/include
Hans Verkuil 47c82aac10 media: cec: core: avoid recursive cec_claim_log_addrs
Keep track if cec_claim_log_addrs() is running, and return -EBUSY
if it is when calling CEC_ADAP_S_LOG_ADDRS.

This prevents a case where cec_claim_log_addrs() could be called
while it was still in progress.

Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Reported-by: Yang, Chenyuan <cy54@illinois.edu>
Closes: https://lore.kernel.org/linux-media/PH7PR11MB57688E64ADE4FE82E658D86DA09EA@PH7PR11MB5768.namprd11.prod.outlook.com/
Fixes: ca684386e6 ("[media] cec: add HDMI CEC framework (api)")
Signed-off-by: Mauro Carvalho Chehab <mchehab@kernel.org>
2024-05-02 18:59:59 +01:00
..
acpi ACPI updates for 6.9-rc1 2024-03-13 11:54:05 -07:00
asm-generic export.h: remove include/asm-generic/export.h 2024-03-28 11:04:20 +09:00
clocksource
crypto This update includes the following changes: 2024-03-15 14:46:54 -07:00
drm drm fixes for 6.9-rc1 2024-03-21 19:04:31 -07:00
dt-bindings Char/Misc and other driver subsystem updates for 6.9-rc1 2024-03-21 13:21:31 -07:00
keys
kunit
kvm Merge branch kvm-arm64/lpi-xarray into kvmarm/next 2024-03-07 00:55:53 +00:00
linux - Fix an unused function warning on irqchip/irq-armada-370-xp 2024-03-31 11:04:51 -07:00
math-emu
media media: cec: core: avoid recursive cec_claim_log_addrs 2024-05-02 18:59:59 +01:00
memory
misc
net wireless fixes for v6.9-rc2 2024-03-27 15:39:18 -07:00
pcmcia
ras PCI/AER: Generalize TLP Header Log reading 2024-03-08 15:26:46 -06:00
rdma
rv
scsi scsi: sd: Fix TCG OPAL unlock on system resume 2024-03-25 15:46:12 -04:00
soc Char/Misc and other driver subsystem updates for 6.9-rc1 2024-03-21 13:21:31 -07:00
sound sound fixes for 6.9-rc2 2024-03-28 14:54:49 -07:00
target
trace tracing: Just use strcmp() for testing __string() and __assign_str() match 2024-03-19 11:23:30 -07:00
uapi media: uapi: v4l: Don't expose generic metadata formats to userspace 2024-04-29 14:56:38 +02:00
ufs scsi: ufs: core: Add config_scsi_dev vops comment 2024-03-10 18:10:24 -04:00
vdso
video
xen