IFLA_INET6_TOKEN
nla = nla_reserve(skb, IFLA_INET6_TOKEN, sizeof(struct in6_addr));
[IFLA_INET6_TOKEN] = { .len = sizeof(struct in6_addr) },
if (!tb[IFLA_INET6_TOKEN] && !tb[IFLA_INET6_ADDR_GEN_MODE])
if (tb[IFLA_INET6_TOKEN]) {
err = inet6_set_iftoken(idev, nla_data(tb[IFLA_INET6_TOKEN]),