81 	int  l = iph->ihl*4 - sizeof(struct iphdr);  in ip_clear_mutable_options()
127 	int ihl = ip_hdrlen(skb);  in ah_output_done()  local
130 	icv = ah_tmp_icv(ahp->ahash, iph, ihl);  in ah_output_done()
136 	if (top_iph->ihl != 5) {  in ah_output_done()
138 		memcpy(top_iph+1, iph+1, top_iph->ihl*4 - sizeof(struct iphdr));  in ah_output_done()
149 	int ihl;  in ah_output()  local
172 	ihl = ip_hdrlen(skb);  in ah_output()
179 	iph = ah_alloc_tmp(ahash, nfrags + sglists, ihl + seqhi_len);  in ah_output()
182 	seqhi = (__be32 *)((char *)iph + ihl);  in ah_output()
196 	if (top_iph->ihl != 5) {  in ah_output()
198 		memcpy(iph+1, top_iph+1, top_iph->ihl*4 - sizeof(struct iphdr));  in ah_output()
252 	if (top_iph->ihl != 5) {  in ah_output()
254 		memcpy(top_iph+1, iph+1, top_iph->ihl*4 - sizeof(struct iphdr));  in ah_output()
272 	int ihl = ip_hdrlen(skb);  in ah_input_done()  local
279 	auth_data = ah_tmp_auth(work_iph, ihl);  in ah_input_done()
289 	memcpy(skb_network_header(skb), work_iph, ihl);  in ah_input_done()
290 	__skb_pull(skb, ah_hlen + ihl);  in ah_input_done()
295 		skb_set_transport_header(skb, -ihl);  in ah_input_done()
304 	int ihl;  in ah_input()  local
359 	ihl = ip_hdrlen(skb);  in ah_input()
366 	work_iph = ah_alloc_tmp(ahash, nfrags + sglists, ihl +  in ah_input()
373 	seqhi = (__be32 *)((char *)work_iph + ihl);  in ah_input()
380 	memcpy(work_iph, iph, ihl);  in ah_input()
388 	if (ihl > sizeof(*iph)) {  in ah_input()
395 	skb_push(skb, ihl);  in ah_input()
425 	memcpy(skb_network_header(skb), work_iph, ihl);  in ah_input()
426 	__skb_pull(skb, ah_hlen + ihl);  in ah_input()
430 		skb_set_transport_header(skb, -ihl);  in ah_input()
444 	struct ip_auth_hdr *ah = (struct ip_auth_hdr *)(skb->data+(iph->ihl<<2));  in ah4_err()