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matroskadec: check return values

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CC: libav-stable@libav.org
Bug-Id: CID 733712
This commit is contained in:
Vittorio Giovara 2014-10-24 00:05:53 +01:00
parent 3c1199c3c4
commit e0caa1eb4e
1 changed files with 9 additions and 1 deletions
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10
libavformat/matroskadec.c
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@ -2132,8 +2132,16 @@ static int matroska_parse_rm_audio(MatroskaDemuxContext *matroska,
}
while (track->audio.pkt_cnt) {
int ret;
AVPacket *pkt = av_mallocz(sizeof(AVPacket));
av_new_packet(pkt, a);
if (!pkt)
return AVERROR(ENOMEM);
ret = av_new_packet(pkt, a);
if (ret < 0) {
av_free(pkt);
return ret;
}
memcpy(pkt->data,
track->audio.buf + a * (h * w / a - track->audio.pkt_cnt--),
a);