TCA_STAB_BASE
[TCA_STAB_BASE] = { .len = sizeof(struct tc_sizespec) },
if (!tb[TCA_STAB_BASE]) {
s = nla_data(tb[TCA_STAB_BASE]);
if (nla_put(skb, TCA_STAB_BASE, sizeof(stab->szopts), &stab->szopts))