Make QueueStatusComplete manager event thread safe by wrapping it inside the already existing Queue Lock clause. #7013 (bziherl reporting)

git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@25523 65c4cc65-6c06-0410-ace0-fbb531ad65f3

apps/app_queue.c

@@ -3828,13 +3828,14 @@ static int manager_queues_status( struct mansession *s, struct message *m )
 		}
 		ast_mutex_unlock(&q->lock);
 	}
-	AST_LIST_UNLOCK(&queues);
 
 	astman_append(s,
 		"Event: QueueStatusComplete\r\n"
 		"%s"
 		"\r\n",idText);
 
+	AST_LIST_UNLOCK(&queues);
+
 
 	return RESULT_SUCCESS;
 }