diff options
| author | Justin Ruggles <justin.ruggles@gmail.com> | 2011-09-21 11:37:51 -0400 |
|---|---|---|
| committer | Justin Ruggles <justin.ruggles@gmail.com> | 2011-10-11 07:48:16 -0400 |
| commit | e190e453bd1e4d4b409ed3556b3a50d1087c15d7 (patch) | |
| tree | 29680be11e4fb303606b4a89d6909fa984ea359d /libavcodec/smacker.c | |
| parent | a7984a6a6dbdfbd95df4a669a452ddf34c485cab (diff) | |
smacker: validate number of channels
Diffstat (limited to 'libavcodec/smacker.c')
| -rw-r--r-- | libavcodec/smacker.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/libavcodec/smacker.c b/libavcodec/smacker.c index 496bbb5624..f3dec7f675 100644 --- a/libavcodec/smacker.c +++ b/libavcodec/smacker.c @@ -559,6 +559,10 @@ static av_cold int decode_end(AVCodecContext *avctx) static av_cold int smka_decode_init(AVCodecContext *avctx) { + if (avctx->channels < 1 || avctx->channels > 2) { + av_log(avctx, AV_LOG_ERROR, "invalid number of channels\n"); + return AVERROR(EINVAL); + } avctx->channel_layout = (avctx->channels==2) ? AV_CH_LAYOUT_STEREO : AV_CH_LAYOUT_MONO; avctx->sample_fmt = avctx->bits_per_coded_sample == 8 ? AV_SAMPLE_FMT_U8 : AV_SAMPLE_FMT_S16; return 0; |