[empathy/gnome-3-6] live_search_unmap: check if priv->hook_widget is not NULL

[Guillaume Desmottes <gdesmott src gnome org>]

commit f5940b4bb9c483759ada19a887e1789b08cab917
Author: Guillaume Desmottes <guillaume desmottes collabora co uk>
Date:   Mon Mar 11 16:46:57 2013 +0100

    live_search_unmap: check if priv->hook_widget is not NULL
    
    https://bugzilla.gnome.org/show_bug.cgi?id=692105

 libempathy-gtk/empathy-live-search.c |    4 +++-
 1 files changed, 3 insertions(+), 1 deletions(-)
---
diff --git a/libempathy-gtk/empathy-live-search.c b/libempathy-gtk/empathy-live-search.c
index bb1881f..443882f 100644
--- a/libempathy-gtk/empathy-live-search.c
+++ b/libempathy-gtk/empathy-live-search.c
@@ -499,7 +499,9 @@ live_search_unmap (GtkWidget *widget)
   gtk_widget_hide (widget);
 
   gtk_entry_set_text (GTK_ENTRY (priv->search_entry), "");
-  gtk_widget_grab_focus (priv->hook_widget);
+
+  if (priv->hook_widget != NULL)
+    gtk_widget_grab_focus (priv->hook_widget);
 }
 
 static void