From 78bbaeb6e7adbb20a4bc6efe2057dd44999063a7 Mon Sep 17 00:00:00 2001
From: Thibault Saunier <tsaunier@gnome.org>
Date: Sat, 16 May 2015 11:17:40 +0200
Subject: [PATCH] timedvaluecontrolsource: Fix removing all keyframes, and
 adding one back

We were segfaulting because g_sequence_search was returning the iter_end,
and that iterator does not contain anything and thus should not be used
directly
---
 libs/gst/controller/gsttimedvaluecontrolsource.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libs/gst/controller/gsttimedvaluecontrolsource.c b/libs/gst/controller/gsttimedvaluecontrolsource.c
index c4fc6102d1..eb956ffa51 100644
--- a/libs/gst/controller/gsttimedvaluecontrolsource.c
+++ b/libs/gst/controller/gsttimedvaluecontrolsource.c
@@ -182,7 +182,7 @@ gst_timed_value_control_source_set_internal (GstTimedValueControlSource *
     iter =
         g_sequence_search (self->values, &timestamp,
         (GCompareDataFunc) gst_control_point_find, NULL);
-    if (iter) {
+    if (iter && !g_sequence_iter_is_end (iter)) {
       GSequenceIter *prev = g_sequence_iter_prev (iter);
       GstControlPoint *cp = g_sequence_get (prev);