[empathy] Only act when the account got a connection

[Sjoerd Simons <sjoerds src gnome org>]

commit 0306a490cce67d9df54255cd8c7d1efea4c7377f
Author: Sjoerd Simons <sjoerd simons collabora co uk>
Date:   Sat Feb 13 16:43:35 2010 +0000

    Only act when the account got a connection

 src/empathy.c |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)
---
diff --git a/src/empathy.c b/src/empathy.c
index 6ae5522..be95d6d 100644
--- a/src/empathy.c
+++ b/src/empathy.c
@@ -504,6 +504,8 @@ account_status_changed_cb (TpAccount *account,
   TpConnection *conn;
 
   conn = tp_account_get_connection (account);
+  if (conn == NULL)
+    return;
 
   empathy_dispatcher_join_muc (conn,
       empathy_chatroom_get_room (room), NULL, NULL);