avformat/svag: fix division by zero

Fixes ticket #5386 Signed-off-by: James Almer <jamrial@gmail.com>
9 years ago · d5a3578350
parent 06eef96b69
commit d5a3578350
1 changed files with 1 additions and 1 deletions
--- a/libavformat/svag.c
+++ b/libavformat/svag.c
@ -48,7 +48,7 @@ static int svag_read_header(AVFormatContext *s)
    if (st->codec->sample_rate <= 0)
        return AVERROR_INVALIDDATA;
    st->codec->channels    = avio_rl32(s->pb);
-    if (st->codec->channels <= 0)
+    if (st->codec->channels <= 0 || st->codec->channels > 8)
        return AVERROR_INVALIDDATA;
    st->duration           = size / (16 * st->codec->channels) * 28;
    align                  = avio_rl32(s->pb);