[empathy] Do not crash if the row gets deleted before the expand idle cb

[Xavier Claessens <xclaesse src gnome org>]

commit 492a5fc0e466526f991e30f82fe7a42c22b4ec64
Author: Xavier Claessens <xclaesse gmail com>
Date:   Sun Jun 13 11:56:06 2010 +0200

    Do not crash if the row gets deleted before the expand idle cb

 libempathy-gtk/empathy-contact-list-view.c |    4 ++++
 1 files changed, 4 insertions(+), 0 deletions(-)
---
diff --git a/libempathy-gtk/empathy-contact-list-view.c b/libempathy-gtk/empathy-contact-list-view.c
index a0e8902..184b3e8 100644
--- a/libempathy-gtk/empathy-contact-list-view.c
+++ b/libempathy-gtk/empathy-contact-list-view.c
@@ -1309,6 +1309,9 @@ contact_list_view_expand_idle_cb (gpointer user_data)
 		GINT_TO_POINTER (data->expand));
 
 	path = gtk_tree_row_reference_get_path (data->row_ref);
+	if (path == NULL)
+		goto done;
+
 	if (data->expand) {
 		gtk_tree_view_expand_row (GTK_TREE_VIEW (data->view), path,
 		    TRUE);
@@ -1321,6 +1324,7 @@ contact_list_view_expand_idle_cb (gpointer user_data)
 		contact_list_view_row_expand_or_collapse_cb,
 		GINT_TO_POINTER (data->expand));
 
+done:
 	g_object_unref (data->view);
 	gtk_tree_row_reference_free (data->row_ref);
 	g_slice_free (ExpandData, data);