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lxfdec: fix "no audio stream" check. avoid null ptrs deref

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Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2012-11-13 23:03:38 +01:00
parent 334a0d15c6
commit 1f1960519a
1 changed files with 1 additions and 1 deletions
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libavformat/lxfdec.c
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@ -165,7 +165,7 @@ static int get_packet_header(AVFormatContext *s)
break;
case 1:
//audio
if (!(st = s->streams[1])) {
if (!s->streams || !(st = s->streams[1])) {
av_log(s, AV_LOG_INFO, "got audio packet, but no audio stream present\n");
break;
}