From d9c324c6c7c1dcbce2e3c43be8d0c02629d88ed0 Mon Sep 17 00:00:00 2001
From: Thiago Santos <thiago.sousa.santos@collabora.com>
Date: Mon, 1 Jul 2013 14:35:02 -0300
Subject: [PATCH] dashdemux: prevent crash by checking if the segment node is
 present

Do not try to access range data if there is no segment node
---
 ext/dash/gstmpdparser.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/ext/dash/gstmpdparser.c b/ext/dash/gstmpdparser.c
index 9ab4dd563e..aa17910ab4 100644
--- a/ext/dash/gstmpdparser.c
+++ b/ext/dash/gstmpdparser.c
@@ -3319,7 +3319,7 @@ gst_mpd_client_get_next_fragment (GstMpdClient * client,
   *discontinuity = segment_idx != currentChunk->number;
   *range_start = 0;
   *range_end = -1;
-  if (currentChunk->SegmentURL->mediaRange) {
+  if (currentChunk->SegmentURL && currentChunk->SegmentURL->mediaRange) {
     *range_start = currentChunk->SegmentURL->mediaRange->first_byte_pos;
     *range_end = currentChunk->SegmentURL->mediaRange->last_byte_pos;
   }