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mpc8: fix channel checks

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fix heap array overflow

Found-by: Piotr Bandurski <ami_stuff@o2.pl>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit 44c10168cff41c200825448b77cb8feff0d316c9)

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2012-06-03 17:40:30 +02:00
parent 320704f739
commit d0d9182d3e
1 changed files with 2 additions and 1 deletions
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libavcodec/mpc8.c
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@ -140,7 +140,8 @@ static av_cold int mpc8_decode_init(AVCodecContext * avctx)
c->frames = 1 << (get_bits(&gb, 3) * 2);
avctx->sample_fmt = AV_SAMPLE_FMT_S16;
avctx->channel_layout = (avctx->channels==2) ? AV_CH_LAYOUT_STEREO : AV_CH_LAYOUT_MONO;
avctx->channel_layout = (channels==2) ? AV_CH_LAYOUT_STEREO : AV_CH_LAYOUT_MONO;
avctx->channels = channels;
if(vlc_initialized) return 0;
av_log(avctx, AV_LOG_DEBUG, "Initing VLC\n");