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avcodec/vc1dec: Check buf2 for malloc failure

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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2015-04-06 15:06:42 +02:00
parent 34bddf443c
commit a66dcfeedc
1 changed files with 3 additions and 0 deletions
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3
libavcodec/vc1dec.c
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@ -483,6 +483,9 @@ static av_cold int vc1_decode_init(AVCodecContext *avctx)
} }
buf2 = av_mallocz(avctx->extradata_size + FF_INPUT_BUFFER_PADDING_SIZE); buf2 = av_mallocz(avctx->extradata_size + FF_INPUT_BUFFER_PADDING_SIZE);
if (!buf2)
return AVERROR(ENOMEM);
start = find_next_marker(start, end); // in WVC1 extradata first byte is its size, but can be 0 in mkv start = find_next_marker(start, end); // in WVC1 extradata first byte is its size, but can be 0 in mkv
next = start; next = start;
for (; next < end; start = next) { for (; next < end; start = next) {