From e7ac799278398fb5f4f0aa5473449ad534fde422 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Sebastian=20Dr=C3=B6ge?= <sebastian.droege@collabora.co.uk>
Date: Sat, 11 Dec 2010 17:49:03 +0100
Subject: [PATCH] qtdemux: Check if there's actually a seek table before
 parsing it

---
 gst/qtdemux/qtdemux.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/gst/qtdemux/qtdemux.c b/gst/qtdemux/qtdemux.c
index 5a6fb7e1f7..dac0db10e2 100644
--- a/gst/qtdemux/qtdemux.c
+++ b/gst/qtdemux/qtdemux.c
@@ -876,6 +876,9 @@ gst_qtdemux_find_index_for_given_media_offset_linear (GstQTDemux * qtdemux,
   QtDemuxSample *result = str->samples;
   guint32 index = 0;
 
+  if (result == NULL || str->n_samples == 0)
+    return -1;
+
   if (media_offset == result->offset)
     return index;