174 	struct tcphdr *tcph;  in nft_tcp_header_pointer()  local
179 	tcph = skb_header_pointer(pkt->skb, nft_thoff(pkt), sizeof(*tcph), buffer);  in nft_tcp_header_pointer()
180 	if (!tcph)  in nft_tcp_header_pointer()
183 	*tcphdr_len = __tcp_hdrlen(tcph);  in nft_tcp_header_pointer()
184 	if (*tcphdr_len < sizeof(*tcph) || *tcphdr_len > len)  in nft_tcp_header_pointer()
198 	struct tcphdr *tcph;  in nft_exthdr_tcp_eval()  local
201 	tcph = nft_tcp_header_pointer(pkt, sizeof(buff), buff, &tcphdr_len);  in nft_exthdr_tcp_eval()
202 	if (!tcph)  in nft_exthdr_tcp_eval()
205 	opt = (u8 *)tcph;  in nft_exthdr_tcp_eval()
206 	for (i = sizeof(*tcph); i < tcphdr_len - 1; i += optl) {  in nft_exthdr_tcp_eval()
241 	struct tcphdr *tcph;  in nft_exthdr_tcp_set_eval()  local
244 	tcph = nft_tcp_header_pointer(pkt, sizeof(buff), buff, &tcphdr_len);  in nft_exthdr_tcp_set_eval()
245 	if (!tcph)  in nft_exthdr_tcp_set_eval()
251 	tcph = (struct tcphdr *)(pkt->skb->data + nft_thoff(pkt));  in nft_exthdr_tcp_set_eval()
252 	opt = (u8 *)tcph;  in nft_exthdr_tcp_set_eval()
254 	for (i = sizeof(*tcph); i < tcphdr_len - 1; i += optl) {  in nft_exthdr_tcp_set_eval()
288 			inet_proto_csum_replace2(&tcph->check, pkt->skb,  in nft_exthdr_tcp_set_eval()
299 			inet_proto_csum_replace4(&tcph->check, pkt->skb,  in nft_exthdr_tcp_set_eval()
321 	struct tcphdr *tcph;  in nft_exthdr_tcp_strip_eval()  local
324 	tcph = nft_tcp_header_pointer(pkt, sizeof(buff), buff, &tcphdr_len);  in nft_exthdr_tcp_strip_eval()
325 	if (!tcph)  in nft_exthdr_tcp_strip_eval()
331 	tcph = (struct tcphdr *)(pkt->skb->data + nft_thoff(pkt));  in nft_exthdr_tcp_strip_eval()
332 	opt = (u8 *)tcph;  in nft_exthdr_tcp_strip_eval()
334 	for (i = sizeof(*tcph); i < tcphdr_len - 1; i += optl) {  in nft_exthdr_tcp_strip_eval()
352 			inet_proto_csum_replace2(&tcph->check, pkt->skb, htons(o),  in nft_exthdr_tcp_strip_eval()