update

git-svn-id: http://svn.freeswitch.org/svn/freeswitch/trunk@10520 d0543943-73ff-0310-b7d9-9358b9ac24b2

src/mod/endpoints/mod_sofia/sofia_presence.c

@@ -337,7 +337,7 @@ static void actual_sofia_presence_event_handler(switch_event_t *event)
 		status = NULL;
 	}
 	
-	if (switch_stristr("CS_", status)) {
+	if (status && switch_stristr("CS_", status)) {
 		status = NULL;
 	}