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ismindex: check return value of avio_open_dyn_buf()

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Fixes CID733723
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2012-10-29 02:53:43 +01:00
parent c5be6192f0
commit 224afddc7c
1 changed files with 4 additions and 1 deletions
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5
tools/ismindex.c
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@ -251,7 +251,10 @@ static int get_video_private_data(struct VideoFile *vf, AVCodecContext *codec)
if (codec->codec_id == AV_CODEC_ID_VC1)
return get_private_data(vf, codec);
avio_open_dyn_buf(&io);
if (avio_open_dyn_buf(&io) < 0) {
err = AVERROR(ENOMEM);
goto fail;
}
if (codec->extradata_size < 11 || codec->extradata[0] != 1)
goto fail;
sps_size = AV_RB16(&codec->extradata[6]);