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mxfdec: fix leak of extradata 

Reviewed-by: Tomas Härdin <tomas.hardin@codemill.se>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2012-12-11 14:43:47 +01:00
parent 9e28c7ef64
commit b65570808c
1 changed files with 4 additions and 0 deletions
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4
libavformat/mxfdec.c
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@ -866,6 +866,10 @@ static int mxf_read_generic_descriptor(void *arg, AVIOContext *pb, int tag, int
default:
/* Private uid used by SONY C0023S01.mxf */
if (IS_KLV_KEY(uid, mxf_sony_mpeg4_extradata)) {
if (descriptor->extradata)
av_log(NULL, AV_LOG_WARNING, "Duplicate sony_mpeg4_extradata\n");
av_free(descriptor->extradata);
descriptor->extradata_size = 0;
descriptor->extradata = av_malloc(size + FF_INPUT_BUFFER_PADDING_SIZE);
if (!descriptor->extradata)
return AVERROR(ENOMEM);