[libav-stable] ogg: Do not try to use the parser if it is not present

Luca Barbato git at libav.org
Fri Sep 11 18:22:21 CEST 2015


Module: libav
Branch: master
Commit: 41ed749fe987e60b0485fa721ad869590651324d

Author:    Luca Barbato <lu_zero at gentoo.org>
Committer: Luca Barbato <lu_zero at gentoo.org>
Date:      Thu Sep 10 14:11:43 2015 +0200

ogg: Do not try to use the parser if it is not present

Bug-Id: 886
CC: libav-stable at libav.org

---

 libavformat/oggparsevorbis.c |    3 +++
 1 file changed, 3 insertions(+)

diff --git a/libavformat/oggparsevorbis.c b/libavformat/oggparsevorbis.c
index aac0f0e..519a0a7 100644
--- a/libavformat/oggparsevorbis.c
+++ b/libavformat/oggparsevorbis.c
@@ -364,6 +364,9 @@ static int vorbis_packet(AVFormatContext *s, int idx)
     struct oggvorbis_private *priv = os->private;
     int duration;
 
+    if (!priv->vp)
+        return AVERROR_INVALIDDATA;
+
     /* first packet handling
      * here we parse the duration of each packet in the first page and compare
      * the total duration to the page granule to find the encoder delay and



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