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lavf/matroskadec: Use av_realloc() in get_qt_codec()

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Use av_realloc() rather than av_malloc() when normalizing noncompliant
private data in get_qt_codec().

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
This commit is contained in:
Mats Peterson 2016-01-11 07:43:29 +01:00 committed by Michael Niedermayer
parent d64d6edfc7
commit adef8ee794
1 changed files with 3 additions and 3 deletions
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6
libavformat/matroskadec.c
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@ -1719,11 +1719,11 @@ static int get_qt_codec(MatroskaTrack *track, uint32_t *fourcc, enum AVCodecID *
* by expanding/shifting the data by 4 bytes and storing the data
* size at the start. */
if (ff_codec_get_id(codec_tags, AV_RL32(track->codec_priv.data))) {
uint8_t *p = av_malloc(track->codec_priv.size + 4);
uint8_t *p = av_realloc(track->codec_priv.data,
track->codec_priv.size + 4);
if (!p)
return AVERROR(ENOMEM);
memcpy(p + 4, track->codec_priv.data, track->codec_priv.size);
av_free(track->codec_priv.data);
memmove(p + 4, p, track->codec_priv.size);
track->codec_priv.data = p;
track->codec_priv.size += 4;
AV_WB32(track->codec_priv.data, track->codec_priv.size);