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flvdec: check return value of create_stream()

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Fixes null pointer dereference. Fixes CID732242.

Signed-off-by: Paul B Mahol <onemda@gmail.com>
This commit is contained in:
Paul B Mahol 2012-10-15 15:59:53 +00:00
parent 295218f531
commit d7d5b5dfc1
1 changed files with 2 additions and 0 deletions
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libavformat/flvdec.c
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@ -730,6 +730,8 @@ static int flv_read_packet(AVFormatContext *s, AVPacket *pkt)
av_log(s, AV_LOG_WARNING, "Stream discovered after head already parsed\n");
st = create_stream(s,
(int[]){AVMEDIA_TYPE_VIDEO, AVMEDIA_TYPE_AUDIO, AVMEDIA_TYPE_DATA}[stream_type]);
if (!st)
return AVERROR(ENOMEM);
}
av_dlog(s, "%d %X %d \n", stream_type, flags, st->discard);