208 	struct ip_tunnel *tunnel;  in ipgre_rcv()  local
216 	tunnel = ip_tunnel_lookup(itn, skb->dev->ifindex, tpi->flags,  in ipgre_rcv()
219 	if (tunnel) {  in ipgre_rcv()
221 		ip_tunnel_rcv(tunnel, skb, tpi, log_ecn_error);  in ipgre_rcv()
231 	struct ip_tunnel *tunnel = netdev_priv(dev);  in __gre_xmit()  local
234 	tpi.flags = tunnel->parms.o_flags;  in __gre_xmit()
236 	tpi.key = tunnel->parms.o_key;  in __gre_xmit()
237 	if (tunnel->parms.o_flags & TUNNEL_SEQ)  in __gre_xmit()
238 		tunnel->o_seqno++;  in __gre_xmit()
239 	tpi.seq = htonl(tunnel->o_seqno);  in __gre_xmit()
242 	gre_build_header(skb, &tpi, tunnel->tun_hlen);  in __gre_xmit()
252 	struct ip_tunnel *tunnel = netdev_priv(dev);  in ipgre_xmit()  local
258 				      (tunnel->hlen + sizeof(struct iphdr))))  in ipgre_xmit()
266 		skb_pull(skb, tunnel->hlen + sizeof(struct iphdr));  in ipgre_xmit()
272 		tnl_params = &tunnel->parms.iph;  in ipgre_xmit()
275 	skb = gre_handle_offloads(skb, !!(tunnel->parms.o_flags&TUNNEL_CSUM));  in ipgre_xmit()
293 	struct ip_tunnel *tunnel = netdev_priv(dev);  in gre_tap_xmit()  local
295 	skb = gre_handle_offloads(skb, !!(tunnel->parms.o_flags&TUNNEL_CSUM));  in gre_tap_xmit()
302 	__gre_xmit(skb, dev, &tunnel->parms.iph, htons(ETH_P_TEB));  in gre_tap_xmit()
476 	struct ip_tunnel *tunnel;  in __gre_tunnel_init()  local
479 	tunnel = netdev_priv(dev);  in __gre_tunnel_init()
480 	tunnel->tun_hlen = ip_gre_calc_hlen(tunnel->parms.o_flags);  in __gre_tunnel_init()
481 	tunnel->parms.iph.protocol = IPPROTO_GRE;  in __gre_tunnel_init()
483 	tunnel->hlen = tunnel->tun_hlen + tunnel->encap_hlen;  in __gre_tunnel_init()
485 	t_hlen = tunnel->hlen + sizeof(struct iphdr);  in __gre_tunnel_init()
493 	if (!(tunnel->parms.o_flags & TUNNEL_SEQ)) {  in __gre_tunnel_init()
506 	struct ip_tunnel *tunnel = netdev_priv(dev);  in ipgre_tunnel_init()  local
507 	struct iphdr *iph = &tunnel->parms.iph;  in ipgre_tunnel_init()