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wma: Check channel number before init.

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Fixes Ticket240

Based on patch by ami_stuff
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit 20431a9982)

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2011-11-16 03:31:25 +01:00
parent 00d35e82b2
commit fdd09e5d7b
1 changed files with 5 additions and 0 deletions
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5
libavcodec/wmadec.c
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@ -109,6 +109,11 @@ static int wma_decode_init(AVCodecContext * avctx)
}
}
if(avctx->channels > MAX_CHANNELS){
av_log(avctx, AV_LOG_ERROR, "Invalid number of channels (%d)\n", avctx->channels);
return -1;
}
if(ff_wma_init(avctx, flags2)<0)
return -1;