129 	struct ipv6hdr *hdr, *inner_hdr;  in seg6_do_srh_encap()  local
135 	tot_len = hdrlen + sizeof(*hdr);  in seg6_do_srh_encap()
147 	hdr = ipv6_hdr(skb);  in seg6_do_srh_encap()
155 		ip6_flow_hdr(hdr, ip6_tclass(ip6_flowinfo(inner_hdr)),  in seg6_do_srh_encap()
157 		hdr->hop_limit = inner_hdr->hop_limit;  in seg6_do_srh_encap()
159 		ip6_flow_hdr(hdr, 0, flowlabel);  in seg6_do_srh_encap()
160 		hdr->hop_limit = ip6_dst_hoplimit(skb_dst(skb));  in seg6_do_srh_encap()
173 	hdr->nexthdr = NEXTHDR_ROUTING;  in seg6_do_srh_encap()
175 	isrh = (void *)hdr + sizeof(*hdr);  in seg6_do_srh_encap()
180 	hdr->daddr = isrh->segments[isrh->first_segment];  in seg6_do_srh_encap()
181 	set_tun_src(net, dst->dev, &hdr->daddr, &hdr->saddr);  in seg6_do_srh_encap()
185 		err = seg6_push_hmac(net, &hdr->saddr, isrh);  in seg6_do_srh_encap()
191 	hdr->payload_len = htons(skb->len - sizeof(struct ipv6hdr));  in seg6_do_srh_encap()
193 	skb_postpush_rcsum(skb, hdr, tot_len);  in seg6_do_srh_encap()
202 	struct ipv6hdr *hdr, *oldhdr;  in seg6_do_srh_inline()  local
222 	hdr = ipv6_hdr(skb);  in seg6_do_srh_inline()
224 	memmove(hdr, oldhdr, sizeof(*hdr));  in seg6_do_srh_inline()
226 	isrh = (void *)hdr + sizeof(*hdr);  in seg6_do_srh_inline()
229 	isrh->nexthdr = hdr->nexthdr;  in seg6_do_srh_inline()
230 	hdr->nexthdr = NEXTHDR_ROUTING;  in seg6_do_srh_inline()
232 	isrh->segments[0] = hdr->daddr;  in seg6_do_srh_inline()
233 	hdr->daddr = isrh->segments[isrh->first_segment];  in seg6_do_srh_inline()
239 		err = seg6_push_hmac(net, &hdr->saddr, isrh);  in seg6_do_srh_inline()
245 	hdr->payload_len = htons(skb->len - sizeof(struct ipv6hdr));  in seg6_do_srh_inline()
247 	skb_postpush_rcsum(skb, hdr, sizeof(struct ipv6hdr) + hdrlen);  in seg6_do_srh_inline()
372 		struct ipv6hdr *hdr = ipv6_hdr(skb);  in seg6_output()  local
376 		fl6.daddr = hdr->daddr;  in seg6_output()
377 		fl6.saddr = hdr->saddr;  in seg6_output()
378 		fl6.flowlabel = ip6_flowinfo(hdr);  in seg6_output()
380 		fl6.flowi6_proto = hdr->nexthdr;  in seg6_output()