Fix a few memory leaks.

(closes issue #11405)
Reported by: eliel
Patches:
      load_realtime.patch uploaded by eliel (license 64)


git-svn-id: https://origsvn.digium.com/svn/asterisk/branches/1.4@90101 65c4cc65-6c06-0410-ace0-fbb531ad65f3

apps/app_queue.c

@@ -1321,6 +1321,7 @@ static struct call_queue *load_realtime_queue(const char *queuename)
 			member_config = ast_load_realtime_multientry("queue_members", "interface LIKE", "%", "queue_name", queuename, NULL);
 			if (!member_config) {
 				ast_log(LOG_ERROR, "no queue_members defined in your config (extconfig.conf).\n");
+				ast_variables_destroy(queue_vars);
 				return NULL;
 			}
 		}