[vlc-commits] demux: ogg: divide by zero fix (cid #1048729)

[Francois Cartegnie]

vlc | branch: master | Francois Cartegnie <fcvlcdev at free.fr> | Wed Nov 27 17:41:20 2013 +0100| [3f96c0ac74b442b9f8b97d98ca13649c2c9786a6] | committer: Francois Cartegnie

demux: ogg: divide by zero fix (cid #1048729)

> http://git.videolan.org/gitweb.cgi/vlc.git/?a=commit;h=3f96c0ac74b442b9f8b97d98ca13649c2c9786a6
---

 modules/demux/ogg.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/modules/demux/ogg.c b/modules/demux/ogg.c
index a901c69..2c43c39 100644
--- a/modules/demux/ogg.c
+++ b/modules/demux/ogg.c
@@ -2183,7 +2183,7 @@ static void Ogg_ReadTheoraHeader( logical_stream_t *p_stream,
     bs_read( &bitstream, 8 ); /* y offset */
 
     i_fps_numerator = bs_read( &bitstream, 32 );
-    i_fps_denominator = bs_read( &bitstream, 32 );
+    i_fps_denominator = __MAX( bs_read( &bitstream, 32 ), (uint32_t) 1 );
     bs_read( &bitstream, 24 ); /* aspect_numerator */
     bs_read( &bitstream, 24 ); /* aspect_denominator */