tcp_child_process
enum skb_drop_reason tcp_child_process(struct sock *parent, struct sock *child,
reason = tcp_child_process(sk, nsk, skb);
drop_reason = tcp_child_process(sk, nsk, skb);
EXPORT_IPV6_MOD(tcp_child_process);
reason = tcp_child_process(sk, nsk, skb);
drop_reason = tcp_child_process(sk, nsk, skb);