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(parent: cca65f6) | patch
media: st-hva: Fix potential NULL pointer dereferences
authorEvgeny Novikov <novikov@ispras.ru>
Wed, 19 May 2021 12:04:49 +0000 (14:04 +0200)
committerMauro Carvalho Chehab <mchehab+huawei@kernel.org>
Wed, 2 Jun 2021 12:05:00 +0000 (14:05 +0200)
commitb7fdd208687ba59ebfb09b2199596471c63b69e3
treeaaa804bb61866439f185e329546dc7e492667369tree | snapshot
parentcca65f64045523f923380171bf6d329bfd79970fcommit | diff
media: st-hva: Fix potential NULL pointer dereferences

When ctx_id >= HVA_MAX_INSTANCES in hva_hw_its_irq_thread() it tries to
access fields of ctx that is NULL at that point. The patch gets rid of
these accesses.

Found by Linux Driver Verification project (linuxtesting.org).

Signed-off-by: Evgeny Novikov <novikov@ispras.ru>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
drivers/media/platform/sti/hva/hva-hw.c diff | blob | history
Domain: System / Kernel;