IFLA_AMT_RELAY_PORT
[IFLA_AMT_RELAY_PORT] = { .type = NLA_U16 },
amt->relay_port = nla_get_be16_default(data[IFLA_AMT_RELAY_PORT],
if (nla_put_be16(skb, IFLA_AMT_RELAY_PORT, amt->relay_port))