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-rw-r--r--libavcodec/pcm.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/libavcodec/pcm.c b/libavcodec/pcm.c
index 85a5fe6ed4..47a55091b3 100644
--- a/libavcodec/pcm.c
+++ b/libavcodec/pcm.c
@@ -288,6 +288,11 @@ static int pcm_decode_frame(AVCodecContext *avctx, void *data,
return AVERROR(EINVAL);
}
+ if (avctx->channels == 0) {
+ av_log(avctx, AV_LOG_ERROR, "Invalid number of channels\n");
+ return AVERROR(EINVAL);
+ }
+
n = avctx->channels * sample_size;
if (n && buf_size % n) {