Signed-off-by: Andreas Cadhalpun <andreas.cadhal...@googlemail.com>
---
libavformat/westwood_aud.c | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/libavformat/westwood_aud.c b/libavformat/westwood_aud.c
index 4750167..9c2d35c 100644
--- a/libavformat/westwood_aud.c
+++ b/libavformat/westwood_aud.c
@@ -164,6 +164,12 @@ static int wsaud_read_packet(AVFormatContext *s,
if (ret != chunk_size)
return AVERROR(EIO);
+ if (st->codecpar->channels <= 0) {
+ av_log(s, AV_LOG_ERROR, "invalid number of channels %d\n",
+ st->codecpar->channels);
+ return AVERROR_INVALIDDATA;
+ }
+
/* 2 samples/byte, 1 or 2 samples per frame depending on stereo */
pkt->duration = (chunk_size * 2) / st->codecpar->channels;
}
--
2.9.3
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