From ed2c7006c527a48a0536bf8465bcbe9d1cbaa28a Mon Sep 17 00:00:00 2001
From: Thibault Saunier <tsaunier@igalia.com>
Date: Fri, 28 Feb 2020 11:58:30 -0300
Subject: [PATCH] framepositioner: Avoid dereferencing NULL pointer

---
 ges/gstframepositioner.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/ges/gstframepositioner.c b/ges/gstframepositioner.c
index a8a0055489..a64c4c964b 100644
--- a/ges/gstframepositioner.c
+++ b/ges/gstframepositioner.c
@@ -200,9 +200,9 @@ reposition_properties (GstFramePositioner * pos, gint old_track_width,
     }
 
     g_object_get (binding, "control_source", &source, NULL);
-    if (!GST_IS_TIMED_VALUE_CONTROL_SOURCE (source)) {
+    if (!source || !GST_IS_TIMED_VALUE_CONTROL_SOURCE (source)) {
       GST_FIXME_OBJECT (pos, "Implement support for control source type: %s",
-          G_OBJECT_TYPE_NAME (source));
+          source ? G_OBJECT_TYPE_NAME (source) : "NULL");
 
       goto next;
     }