1537 	const struct net_device *upper_dev;  in put_master_ifindex()  local
1542 	upper_dev = netdev_master_upper_dev_get_rcu(dev);  in put_master_ifindex()
1543 	if (upper_dev)  in put_master_ifindex()
1544 		ret = nla_put_u32(skb, IFLA_MASTER, upper_dev->ifindex);  in put_master_ifindex()
2494 	struct net_device *upper_dev = netdev_master_upper_dev_get(dev);  in do_set_master()  local
2498 	if (upper_dev) {  in do_set_master()
2499 		if (upper_dev->ifindex == ifindex)  in do_set_master()
2501 		ops = upper_dev->netdev_ops;  in do_set_master()
2503 			err = ops->ndo_del_slave(upper_dev, dev);  in do_set_master()
2512 		upper_dev = __dev_get_by_index(dev_net(dev), ifindex);  in do_set_master()
2513 		if (!upper_dev)  in do_set_master()
2515 		ops = upper_dev->netdev_ops;  in do_set_master()
2517 			err = ops->ndo_add_slave(upper_dev, dev, extack);  in do_set_master()