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| author | Andreas Cadhalpun <Andreas.Cadhalpun@googlemail.com> | 2016-10-16 22:42:32 +0200 |
|---|---|---|
| committer | Andreas Cadhalpun <Andreas.Cadhalpun@googlemail.com> | 2016-10-17 20:42:18 +0200 |
| commit | bc7e128a6e8e2a79d0ff7cab5e8a799b3ea042ea (patch) | |
| tree | e621e398f92720afbde42540e2cbbd3be4cb88f7 /libavformat/westwood_aud.c | |
| parent | 9959a52b14bcfa3e5baeb3fc8a86c04bbc0d3d5d (diff) | |
| download | ffmpeg-bc7e128a6e8e2a79d0ff7cab5e8a799b3ea042ea.tar.gz | |
westwood_aud: prevent division by zero
Reviewed-by: Michael Niedermayer <michael@niedermayer.cc>
Signed-off-by: Andreas Cadhalpun <Andreas.Cadhalpun@googlemail.com>
Diffstat (limited to 'libavformat/westwood_aud.c')
| -rw-r--r-- | libavformat/westwood_aud.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/libavformat/westwood_aud.c b/libavformat/westwood_aud.c index 4750167f13..9c2d35cb8a 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; } |