IFLA_CAIF_IPV4_CONNID
if (nla_put_u32(skb, IFLA_CAIF_IPV4_CONNID,
if (data[IFLA_CAIF_IPV4_CONNID])
nla_get_u32(data[IFLA_CAIF_IPV4_CONNID]);
[IFLA_CAIF_IPV4_CONNID] = { .type = NLA_U32 },