TCA_ACT_COOKIE
c->data = nla_memdup(tb[TCA_ACT_COOKIE], GFP_KERNEL);
c->len = nla_len(tb[TCA_ACT_COOKIE]);
[TCA_ACT_COOKIE] = { .type = NLA_BINARY,
if (tb[TCA_ACT_COOKIE]) {
if (!police && tb[TCA_ACT_COOKIE])
if (nla_put(skb, TCA_ACT_COOKIE, cookie->len, cookie->data)) {