media: vicodec: Handle the case that the reference buffer is NULL

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In the stateless decoder the reference buffer is null if the
frame is an I-frame (flagged with FWHT_FL_I_FRAME).
Make sure not to dereference it in that case.

Signed-off-by: Dafna Hirschfeld <dafna3@gmail.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>

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Dafna Hirschfeld 2019-03-06 16:13:35 -05:00 • committed by Mauro Carvalho Chehab

parent 50e4c5e1b6

commit 747993722d

2 changed files with 16 additions and 4 deletions

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9

drivers/media/platform/vicodec/codec-fwht.c

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11

drivers/media/platform/vicodec/codec-v4l2-fwht.c

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