media: dvb-core: add missing buffer index check

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dvb_vb2_expbuf() didn't check if the given buffer index was
for a valid buffer. Add this check.

Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Reported-by: Chenyuan Yang <chenyuan0y@gmail.com>
Fixes: 7dc866df40 ("media: dvb-core: Use vb2_get_buffer() instead of directly access to buffers array")
Reviewed-by: Benjamin Gaignard <benjamin.gaignard@collabora.com>
Cc: <stable@vger.kernel.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>

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Hans Verkuil 2024-10-01 11:01:34 +02:00 • committed by Mauro Carvalho Chehab

parent 4115edeff9

commit bfe703ac0c

1 changed files with 7 additions and 1 deletions

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drivers/media/dvb-core/dvb_vb2.c

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