327 	const struct tcphdr *th = (struct tcphdr *)(skb->data+offset);  in tcp_v6_err()  local
337 					&hdr->daddr, th->dest,  in tcp_v6_err()
338 					&hdr->saddr, ntohs(th->source),  in tcp_v6_err()
351 	seq = ntohl(th->seq);  in tcp_v6_err()
552 			       const struct tcphdr *th)  in tcp_v6_md5_hash_hdr()  argument
564 	if (tcp_v6_md5_hash_pseudoheader(hp, daddr, saddr, th->doff << 2))  in tcp_v6_md5_hash_hdr()
566 	if (tcp_md5_hash_header(hp, th))  in tcp_v6_md5_hash_hdr()
591 	const struct tcphdr *th = tcp_hdr(skb);  in tcp_v6_md5_hash_skb()  local
612 	if (tcp_md5_hash_header(hp, th))  in tcp_v6_md5_hash_skb()
614 	if (tcp_md5_hash_skb_data(hp, skb, th->doff << 2))  in tcp_v6_md5_hash_skb()
636 	const struct tcphdr *th = tcp_hdr(skb);  in tcp_v6_inbound_md5_hash()  local
641 	hash_location = tcp_parse_md5sig_option(th);  in tcp_v6_inbound_md5_hash()
665 				     &ip6h->saddr, ntohs(th->source),  in tcp_v6_inbound_md5_hash()
666 				     &ip6h->daddr, ntohs(th->dest));  in tcp_v6_inbound_md5_hash()
738 	const struct tcphdr *th = tcp_hdr(skb);  in tcp_v6_send_response()  local
767 	t1->dest = th->source;  in tcp_v6_send_response()
768 	t1->source = th->dest;  in tcp_v6_send_response()
772 	t1->ack = !rst || !th->ack;  in tcp_v6_send_response()
834 	const struct tcphdr *th = tcp_hdr(skb);  in tcp_v6_send_reset()  local
846 	if (th->rst)  in tcp_v6_send_reset()
856 	hash_location = tcp_parse_md5sig_option(th);  in tcp_v6_send_reset()
867 					   th->source, &ipv6h->daddr,  in tcp_v6_send_reset()
868 					   ntohs(th->source), tcp_v6_iif(skb));  in tcp_v6_send_reset()
885 	if (th->ack)  in tcp_v6_send_reset()
886 		seq = ntohl(th->ack_seq);  in tcp_v6_send_reset()
888 		ack_seq = ntohl(th->seq) + th->syn + th->fin + skb->len -  in tcp_v6_send_reset()
889 			  (th->doff << 2);  in tcp_v6_send_reset()
943 	const struct tcphdr *th = tcp_hdr(skb);  in tcp_v6_hnd_req()  local
948 	req = inet6_csk_search_req(sk, th->source,  in tcp_v6_hnd_req()
958 					 &ipv6_hdr(skb)->saddr, th->source,  in tcp_v6_hnd_req()
959 					 &ipv6_hdr(skb)->daddr, ntohs(th->dest),  in tcp_v6_hnd_req()
972 	if (!th->syn)  in tcp_v6_hnd_req()
1338 			   const struct tcphdr *th)  in tcp_v6_fill_cb()  argument
1349 	TCP_SKB_CB(skb)->seq = ntohl(th->seq);  in tcp_v6_fill_cb()
1350 	TCP_SKB_CB(skb)->end_seq = (TCP_SKB_CB(skb)->seq + th->syn + th->fin +  in tcp_v6_fill_cb()
1351 				    skb->len - th->doff*4);  in tcp_v6_fill_cb()
1352 	TCP_SKB_CB(skb)->ack_seq = ntohl(th->ack_seq);  in tcp_v6_fill_cb()
1353 	TCP_SKB_CB(skb)->tcp_flags = tcp_flag_byte(th);  in tcp_v6_fill_cb()
1370 	const struct tcphdr *th;  in tcp_v6_rcv()  local
1387 	th = tcp_hdr(skb);  in tcp_v6_rcv()
1389 	if (th->doff < sizeof(struct tcphdr)/4)  in tcp_v6_rcv()
1391 	if (!pskb_may_pull(skb, th->doff*4))  in tcp_v6_rcv()
1397 	th = tcp_hdr(skb);  in tcp_v6_rcv()
1400 	sk = __inet6_lookup_skb(&tcp_hashinfo, skb, th->source, th->dest,  in tcp_v6_rcv()
1417 	tcp_v6_fill_cb(skb, hdr, th);  in tcp_v6_rcv()
1450 	tcp_v6_fill_cb(skb, hdr, th);  in tcp_v6_rcv()
1452 	if (skb->len < (th->doff<<2) || tcp_checksum_complete(skb)) {  in tcp_v6_rcv()
1475 	tcp_v6_fill_cb(skb, hdr, th);  in tcp_v6_rcv()
1477 	if (skb->len < (th->doff<<2)) {  in tcp_v6_rcv()
1486 	switch (tcp_timewait_state_process(inet_twsk(sk), skb, th)) {  in tcp_v6_rcv()
1492 					    &ipv6_hdr(skb)->saddr, th->source,  in tcp_v6_rcv()
1494 					    ntohs(th->dest), tcp_v6_iif(skb));  in tcp_v6_rcv()
1520 	const struct tcphdr *th;  in tcp_v6_early_demux()  local
1530 	th = tcp_hdr(skb);  in tcp_v6_early_demux()
1532 	if (th->doff < sizeof(struct tcphdr) / 4)  in tcp_v6_early_demux()
1537 					&hdr->saddr, th->source,  in tcp_v6_early_demux()
1538 					&hdr->daddr, ntohs(th->dest),  in tcp_v6_early_demux()