300 	struct iphdr *iph = (struct iphdr*)skb->data;  in ipip_err()
349 	struct iphdr *iph = (struct iphdr*)dp;  in ipip_err()
351 	struct iphdr *eiph;  in ipip_err()
360 	if (len < hlen + sizeof(struct iphdr))  in ipip_err()
362 	eiph = (struct iphdr*)(dp + hlen);  in ipip_err()
467 static inline void ipip_ecn_decapsulate(struct iphdr *outer_iph, struct sk_buff *skb)  in ipip_ecn_decapsulate()
469 	struct iphdr *inner_iph = skb->nh.iph;  in ipip_ecn_decapsulate()
478 	struct iphdr *iph;  in ipip_rcv()
481 	if (!pskb_may_pull(skb, sizeof(struct iphdr)))  in ipip_rcv()
527 	struct iphdr  *tiph = &tunnel->parms.iph;  in ipip_tunnel_xmit()
532 	struct iphdr  *old_iph = skb->nh.iph;  in ipip_tunnel_xmit()
533 	struct iphdr  *iph;			/* Our new IP header */  in ipip_tunnel_xmit()
572 		mtu = rt->u.dst.pmtu - sizeof(struct iphdr);  in ipip_tunnel_xmit()
603 	max_headroom = (((tdev->hard_header_len+15)&~15)+sizeof(struct iphdr));  in ipip_tunnel_xmit()
622 	skb->nh.raw = skb_push(skb, sizeof(struct iphdr));  in ipip_tunnel_xmit()
633 	iph->ihl		=	sizeof(struct iphdr)>>2;  in ipip_tunnel_xmit()
776 	if (new_mtu < 68 || new_mtu > 0xFFF8 - sizeof(struct iphdr))  in ipip_tunnel_change_mtu()
794 	dev->hard_header_len 	= LL_MAX_HEADER + sizeof(struct iphdr);  in ipip_tunnel_init_gen()
795 	dev->mtu		= 1500 - sizeof(struct iphdr);  in ipip_tunnel_init_gen()
807 	struct iphdr *iph;  in ipip_tunnel_init()
827 		dev->hard_header_len = tdev->hard_header_len + sizeof(struct iphdr);  in ipip_tunnel_init()
828 		dev->mtu = tdev->mtu - sizeof(struct iphdr);  in ipip_tunnel_init()
851 	struct iphdr *iph;  in ipip_fb_tunnel_init()