325 	struct ipv6_sr_hdr *hdr;  in seg6_update_csum()  local
333 	hdr = (struct ipv6_sr_hdr *)skb_transport_header(skb);  in seg6_update_csum()
334 	addr = hdr->segments + hdr->segments_left;  in seg6_update_csum()
336 	hdr->segments_left++;  in seg6_update_csum()
337 	from = *(__be32 *)hdr;  in seg6_update_csum()
339 	hdr->segments_left--;  in seg6_update_csum()
340 	to = *(__be32 *)hdr;  in seg6_update_csum()
356 	struct ipv6_sr_hdr *hdr;  in ipv6_srh_rcv()  local
361 	hdr = (struct ipv6_sr_hdr *)skb_transport_header(skb);  in ipv6_srh_rcv()
382 	if (hdr->segments_left == 0) {  in ipv6_srh_rcv()
383 		if (hdr->nexthdr == NEXTHDR_IPV6) {  in ipv6_srh_rcv()
384 			int offset = (hdr->hdrlen + 1) << 3;  in ipv6_srh_rcv()
408 		skb->transport_header += (hdr->hdrlen + 1) << 3;  in ipv6_srh_rcv()
409 		opt->nhoff = (&hdr->nexthdr) - skb_network_header(skb);  in ipv6_srh_rcv()
414 	if (hdr->segments_left >= (hdr->hdrlen >> 1)) {  in ipv6_srh_rcv()
417 				  ((&hdr->segments_left) -  in ipv6_srh_rcv()
431 	hdr = (struct ipv6_sr_hdr *)skb_transport_header(skb);  in ipv6_srh_rcv()
433 	hdr->segments_left--;  in ipv6_srh_rcv()
434 	addr = hdr->segments + hdr->segments_left;  in ipv6_srh_rcv()
473 	struct ipv6_rpl_sr_hdr *hdr, *ohdr, *chdr;  in ipv6_rpl_srh_rcv()  local
497 	hdr = (struct ipv6_rpl_sr_hdr *)skb_transport_header(skb);  in ipv6_rpl_srh_rcv()
499 	if (hdr->segments_left == 0) {  in ipv6_rpl_srh_rcv()
500 		if (hdr->nexthdr == NEXTHDR_IPV6) {  in ipv6_rpl_srh_rcv()
501 			int offset = (hdr->hdrlen + 1) << 3;  in ipv6_rpl_srh_rcv()
525 		skb->transport_header += (hdr->hdrlen + 1) << 3;  in ipv6_rpl_srh_rcv()
526 		opt->nhoff = (&hdr->nexthdr) - skb_network_header(skb);  in ipv6_rpl_srh_rcv()
531 	if (!pskb_may_pull(skb, sizeof(*hdr))) {  in ipv6_rpl_srh_rcv()
536 	n = (hdr->hdrlen << 3) - hdr->pad - (16 - hdr->cmpre);  in ipv6_rpl_srh_rcv()
537 	r = do_div(n, (16 - hdr->cmpri));  in ipv6_rpl_srh_rcv()
547 	if (hdr->segments_left > n + 1) {  in ipv6_rpl_srh_rcv()
550 				  ((&hdr->segments_left) -  in ipv6_rpl_srh_rcv()
555 	if (!pskb_may_pull(skb, ipv6_rpl_srh_size(n, hdr->cmpri,  in ipv6_rpl_srh_rcv()
556 						  hdr->cmpre))) {  in ipv6_rpl_srh_rcv()
561 	hdr->segments_left--;  in ipv6_rpl_srh_rcv()
562 	i = n - hdr->segments_left;  in ipv6_rpl_srh_rcv()
564 	buf = kcalloc(struct_size(hdr, segments.addr, n + 2), 2, GFP_ATOMIC);  in ipv6_rpl_srh_rcv()
571 	ipv6_rpl_srh_decompress(ohdr, hdr, &ipv6_hdr(skb)->daddr, n);  in ipv6_rpl_srh_rcv()
597 	skb_pull(skb, ((hdr->hdrlen + 1) << 3));  in ipv6_rpl_srh_rcv()
599 			   sizeof(struct ipv6hdr) + ((hdr->hdrlen + 1) << 3));  in ipv6_rpl_srh_rcv()
600 	if (unlikely(!hdr->segments_left)) {  in ipv6_rpl_srh_rcv()
665 	struct ipv6_rt_hdr *hdr;  in ipv6_rthdr_rcv()  local
682 	hdr = (struct ipv6_rt_hdr *)skb_transport_header(skb);  in ipv6_rthdr_rcv()
691 	switch (hdr->type) {  in ipv6_rthdr_rcv()
703 	if (hdr->segments_left == 0) {  in ipv6_rthdr_rcv()
704 		switch (hdr->type) {  in ipv6_rthdr_rcv()
723 		skb->transport_header += (hdr->hdrlen + 1) << 3;  in ipv6_rthdr_rcv()
726 		opt->nhoff = (&hdr->nexthdr) - skb_network_header(skb);  in ipv6_rthdr_rcv()
730 	switch (hdr->type) {  in ipv6_rthdr_rcv()
736 		if (hdr->hdrlen != 2 || hdr->segments_left != 1) {  in ipv6_rthdr_rcv()
752 	n = hdr->hdrlen >> 1;  in ipv6_rthdr_rcv()
754 	if (hdr->segments_left > n) {  in ipv6_rthdr_rcv()
757 				  ((&hdr->segments_left) -  in ipv6_rthdr_rcv()
773 		hdr = (struct ipv6_rt_hdr *)skb_transport_header(skb);  in ipv6_rthdr_rcv()
779 	i = n - --hdr->segments_left;  in ipv6_rthdr_rcv()
781 	rthdr = (struct rt0_hdr *) hdr;  in ipv6_rthdr_rcv()
785 	switch (hdr->type) {  in ipv6_rthdr_rcv()
843 			  (&hdr->type) - skb_network_header(skb));  in ipv6_rthdr_rcv()