From fa243654cf85c517db5efcce11cb4df06b9b119a Mon Sep 17 00:00:00 2001
From: Matthew Waters <matthew@centricular.com>
Date: Mon, 3 Apr 2017 15:05:47 +1000
Subject: [PATCH] sdp/message: fix segfault copying NULL in the boxed copy impl

Allows passing NULL as a value to g_object_set and as signal
parameters without crashing.
---
 gst-libs/gst/sdp/gstsdpmessage.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/gst-libs/gst/sdp/gstsdpmessage.c b/gst-libs/gst/sdp/gstsdpmessage.c
index c3a11ad888..df6139ac6a 100644
--- a/gst-libs/gst/sdp/gstsdpmessage.c
+++ b/gst-libs/gst/sdp/gstsdpmessage.c
@@ -170,6 +170,9 @@ gst_sdp_message_boxed_copy (GstSDPMessage * orig)
 {
   GstSDPMessage *copy;
 
+  if (!orig)
+    return NULL;
+
   if (gst_sdp_message_copy (orig, &copy) == GST_SDP_OK)
     return copy;