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mpegvideo: clear overread in clear_context

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Otherwise the h263p decoder can try to copy overread bytes, even though
buffer is NULL.

Reviewed-by: Michael Niedermayer <michael@niedermayer.cc>
Signed-off-by: Andreas Cadhalpun <Andreas.Cadhalpun@googlemail.com>
(cherry picked from commit 6a69a175e7b5c5393528ed0f5753e41573fa0df2)
Signed-off-by: Andreas Cadhalpun <Andreas.Cadhalpun@googlemail.com>
This commit is contained in:
Andreas Cadhalpun 2015-11-14 22:46:46 +01:00
parent b6a4abc770
commit d52df5cffa
1 changed files with 1 additions and 0 deletions
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libavcodec/mpegvideo.c
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@ -1316,6 +1316,7 @@ static void clear_context(MpegEncContext *s)
s->parse_context.buffer = NULL;
s->parse_context.buffer_size = 0;
s->parse_context.overread = 0;
s->bitstream_buffer = NULL;
s->allocated_bitstream_buffer_size = 0;
s->picture = NULL;