IFLA_PROTO_DOWN
if (nla_put_u8(skb, IFLA_PROTO_DOWN, READ_ONCE(dev->proto_down)))
[IFLA_PROTO_DOWN] = { .type = NLA_U8 },
if (tb[IFLA_PROTO_DOWN] || tb[IFLA_PROTO_DOWN_REASON]) {
err = do_set_proto_down(dev, tb[IFLA_PROTO_DOWN],