[empathy: 79/80] Don't unref NULL pointers

[Emilio Pozuelo Monfort <epm src gnome org>]

commit 3fe402f9da25077cf075c55263c78d613c62687a
Author: Emilio Pozuelo Monfort <emilio pozuelo collabora co uk>
Date:   Thu Jun 9 16:52:05 2011 +0100

    Don't unref NULL pointers
    
    log_window_got_messages_for_date_cb() can return NULL for
    unknown event types, so don't unref the result in those
    cases.

 libempathy-gtk/empathy-log-window.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/libempathy-gtk/empathy-log-window.c b/libempathy-gtk/empathy-log-window.c
index 435c997..4ff6588 100644
--- a/libempathy-gtk/empathy-log-window.c
+++ b/libempathy-gtk/empathy-log-window.c
@@ -2480,7 +2480,7 @@ log_window_got_messages_for_date_cb (GObject *manager,
         {
           EmpathyMessage *msg = empathy_message_from_tpl_log_event (event);
           log_window_append_message (event, msg);
-          g_object_unref (msg);
+          tp_clear_object (&msg);
         }
 
       g_object_unref (event);