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binkaudio: check number of channels 

Fixes #1380.

Signed-off-by: Paul B Mahol <onemda@gmail.com>
(cherry picked from commit 824a6975ee)

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Paul B Mahol 2012-05-31 08:58:31 +00:00 committed by Michael Niedermayer
parent ece27b09d6
commit aefa2bf70a
1 changed files with 3 additions and 3 deletions
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6
libavcodec/binkaudio.c
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@ -91,9 +91,9 @@ static av_cold int decode_init(AVCodecContext *avctx)
frame_len_bits = 11;
}
if (avctx->channels > MAX_CHANNELS) {
av_log(avctx, AV_LOG_ERROR, "too many channels: %d\n", avctx->channels);
return -1;
if (avctx->channels < 1 || avctx->channels > MAX_CHANNELS) {
av_log(avctx, AV_LOG_ERROR, "invalid number of channels: %d\n", avctx->channels);
return AVERROR_INVALIDDATA;
}
s->version_b = avctx->extradata && avctx->extradata[3] == 'b';