static inline bool already_closed(const struct nf_conn *conn)
{
- u_int16_t proto = conn->tuplehash[0].tuple.dst.protonum;
-
- if (proto == IPPROTO_TCP)
+ if (nf_ct_protonum(conn) == IPPROTO_TCP)
return conn->proto.tcp.state == TCP_CONNTRACK_TIME_WAIT;
else
return 0;