TCA_SKBEDIT_FLAGS
[TCA_SKBEDIT_FLAGS] = { .len = sizeof(u64) },
if (tb[TCA_SKBEDIT_FLAGS] != NULL) {
u64 *pure_flags = nla_data(tb[TCA_SKBEDIT_FLAGS]);
nla_put(skb, TCA_SKBEDIT_FLAGS, sizeof(pure_flags), &pure_flags))