From: Sebastian Dröge <sebastian@centricular.com>
Date: Tue, 7 Apr 2015 03:24:06 +0000 (-0700)
Subject: glimagesink: Guard against disconnecting invalid signal ids
X-Git-Tag: 1.19.3~511^2~1989^2~952
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=39c72f324b09df3333426ffc4bef3c1c1f1eb7ae;p=platform%2Fupstream%2Fgstreamer.git

glimagesink: Guard against disconnecting invalid signal ids
---

diff --git a/ext/gl/gstglimagesink.c b/ext/gl/gstglimagesink.c
index f4187e9..e03f707 100644
--- a/ext/gl/gstglimagesink.c
+++ b/ext/gl/gstglimagesink.c
@@ -1580,8 +1580,12 @@ gst_glimage_sink_on_close (GstGLImageSink * gl_sink)
 
   window = gst_gl_context_get_window (gl_sink->context);
 
-  g_signal_handler_disconnect (window, gl_sink->key_sig_id);
-  g_signal_handler_disconnect (window, gl_sink->mouse_sig_id);
+  if (gl_sink->key_sig_id)
+    g_signal_handler_disconnect (window, gl_sink->key_sig_id);
+  gl_sink->key_sig_id = 0;
+  if (gl_sink->mouse_sig_id)
+    g_signal_handler_disconnect (window, gl_sink->mouse_sig_id);
+  gl_sink->mouse_sig_id = 0;
 
   g_atomic_int_set (&gl_sink->to_quit, 1);