78 static int ip_clear_mutable_options(const struct iphdr *iph, __be32 *daddr)  in ip_clear_mutable_options()  argument
80 	unsigned char *optptr = (unsigned char *)(iph+1);  in ip_clear_mutable_options()
81 	int  l = iph->ihl*4 - sizeof(struct iphdr);  in ip_clear_mutable_options()
121 	struct iphdr *iph;  in ah_output_done()  local
129 	iph = AH_SKB_CB(skb)->tmp;  in ah_output_done()
130 	icv = ah_tmp_icv(ahp->ahash, iph, ihl);  in ah_output_done()
133 	top_iph->tos = iph->tos;  in ah_output_done()
134 	top_iph->ttl = iph->ttl;  in ah_output_done()
135 	top_iph->frag_off = iph->frag_off;  in ah_output_done()
137 		top_iph->daddr = iph->daddr;  in ah_output_done()
138 		memcpy(top_iph+1, iph+1, top_iph->ihl*4 - sizeof(struct iphdr));  in ah_output_done()
155 	struct iphdr *iph, *top_iph;  in ah_output()  local
179 	iph = ah_alloc_tmp(ahash, nfrags + sglists, ihl + seqhi_len);  in ah_output()
180 	if (!iph)  in ah_output()
182 	seqhi = (__be32 *)((char *)iph + ihl);  in ah_output()
192 	iph->tos = top_iph->tos;  in ah_output()
193 	iph->ttl = top_iph->ttl;  in ah_output()
194 	iph->frag_off = top_iph->frag_off;  in ah_output()
197 		iph->daddr = top_iph->daddr;  in ah_output()
198 		memcpy(iph+1, top_iph+1, top_iph->ihl*4 - sizeof(struct iphdr));  in ah_output()
235 	AH_SKB_CB(skb)->tmp = iph;  in ah_output()
249 	top_iph->tos = iph->tos;  in ah_output()
250 	top_iph->ttl = iph->ttl;  in ah_output()
251 	top_iph->frag_off = iph->frag_off;  in ah_output()
253 		top_iph->daddr = iph->daddr;  in ah_output()
254 		memcpy(top_iph+1, iph+1, top_iph->ihl*4 - sizeof(struct iphdr));  in ah_output()
258 	kfree(iph);  in ah_output()
313 	struct iphdr *iph, *work_iph;  in ah_input()  local
358 	iph = ip_hdr(skb);  in ah_input()
380 	memcpy(work_iph, iph, ihl);  in ah_input()
384 	iph->ttl = 0;  in ah_input()
385 	iph->tos = 0;  in ah_input()
386 	iph->frag_off = 0;  in ah_input()
387 	iph->check = 0;  in ah_input()
388 	if (ihl > sizeof(*iph)) {  in ah_input()
390 		err = ip_clear_mutable_options(iph, &dummy);  in ah_input()
443 	const struct iphdr *iph = (const struct iphdr *)skb->data;  in ah4_err()  local
444 	struct ip_auth_hdr *ah = (struct ip_auth_hdr *)(skb->data+(iph->ihl<<2));  in ah4_err()
457 	x = xfrm_state_lookup(net, skb->mark, (const xfrm_address_t *)&iph->daddr,  in ah4_err()