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-rw-r--r--libavcodec/mace.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/libavcodec/mace.c b/libavcodec/mace.c
index bf9ea08fcf..dd721d24b5 100644
--- a/libavcodec/mace.c
+++ b/libavcodec/mace.c
@@ -231,7 +231,7 @@ static av_cold int mace_decode_init(AVCodecContext * avctx)
{
MACEContext *ctx = avctx->priv_data;
- if (avctx->channels > 2)
+ if (avctx->channels > 2 || avctx->channels <= 0)
return -1;
avctx->sample_fmt = AV_SAMPLE_FMT_S16;