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avcodec/h264: Clear delayed_pic on deallocation

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Fixes use of freed memory

Fixes: case5_av_frame_copy_props.mp4
Found-by: Michal Zalewski <lcamtuf@coredump.cx>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit e8714f6f93)

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2014-12-17 21:27:37 +01:00
parent de882ec2b1
commit a9c77e5c22
1 changed files with 1 additions and 0 deletions
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libavcodec/h264.c
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@ -391,6 +391,7 @@ void ff_h264_free_tables(H264Context *h, int free_rbsp)
if (free_rbsp && h->DPB) {
for (i = 0; i < H264_MAX_PICTURE_COUNT; i++)
ff_h264_unref_picture(h, &h->DPB[i]);
memset(h->delayed_pic, 0, sizeof(h->delayed_pic));
av_freep(&h->DPB);
} else if (h->DPB) {
for (i = 0; i < H264_MAX_PICTURE_COUNT; i++)