[gedit] Protect view's extension set from destroy running many times

[Paolo Borelli <pborelli src gnome org>]

commit 4272af146ba997b75377588df6cb2044648d068d
Author: Paolo Borelli <pborelli gnome org>
Date:   Mon Jul 5 11:44:45 2010 +0200

    Protect view's extension set from destroy running many times

 gedit/gedit-view.c |   12 ++++++++----
 1 files changed, 8 insertions(+), 4 deletions(-)
---
diff --git a/gedit/gedit-view.c b/gedit/gedit-view.c
index 1f9dd43..cfd6bfa 100644
--- a/gedit/gedit-view.c
+++ b/gedit/gedit-view.c
@@ -476,10 +476,14 @@ gedit_view_destroy (GtkObject *object)
 
 	view = GEDIT_VIEW (object);
 
-	peas_extension_set_call (view->priv->extensions,
-				 "deactivate",
-				 view);
-	g_object_unref (view->priv->extensions);
+	if (view->priv->extensions != NULL)
+	{
+		peas_extension_set_call (view->priv->extensions,
+					 "deactivate",
+					 view);
+		g_object_unref (view->priv->extensions);
+		view->priv->extensions = NULL;
+	}
 
 	if (view->priv->search_window != NULL)
 	{