1817 	const struct net_device *upper_dev;  in put_master_ifindex()  local
1822 	upper_dev = netdev_master_upper_dev_get_rcu(dev);  in put_master_ifindex()
1823 	if (upper_dev)  in put_master_ifindex()
1825 				  READ_ONCE(upper_dev->ifindex));  in put_master_ifindex()
2932 	struct net_device *upper_dev = netdev_master_upper_dev_get(dev);  in do_set_master()  local
2941 	if (upper_dev) {  in do_set_master()
2942 		if (upper_dev->ifindex == ifindex)  in do_set_master()
2944 		ops = upper_dev->netdev_ops;  in do_set_master()
2947 			err = ops->ndo_del_slave(upper_dev, dev);  in do_set_master()
2957 		upper_dev = __dev_get_by_index(dev_net(dev), ifindex);  in do_set_master()
2958 		if (!upper_dev)  in do_set_master()
2960 		ops = upper_dev->netdev_ops;  in do_set_master()
2963 			err = ops->ndo_add_slave(upper_dev, dev, extack);  in do_set_master()