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(parent: 9fe2816) | patch
media: cec: cec-api: add locking in cec_release()
authorHans Verkuil <hverkuil-cisco@xs4all.nl>
Fri, 23 Feb 2024 12:25:55 +0000 (12:25 +0000)
committerMauro Carvalho Chehab <mchehab@kernel.org>
Thu, 2 May 2024 17:59:09 +0000 (18:59 +0100)
commit42bcaacae924bf18ae387c3f78c202df0b739292
tree545bc5bfe22697778178f6798d7919ef2128871ctree | snapshot
parent9fe2816816a3c765dff3b88af5b5c3d9bbb911cecommit | diff
media: cec: cec-api: add locking in cec_release()

When cec_release() uses fh->msgs it has to take fh->lock,
otherwise the list can get corrupted.

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: ca684386e6e2 ("[media] cec: add HDMI CEC framework (api)")
Signed-off-by: Mauro Carvalho Chehab <mchehab@kernel.org>
drivers/media/cec/core/cec-api.c diff | blob | history
ep93xx device tree rework repo: git://git.maquefel.me/linux.git