62 	struct iphdr *ihdr;  in net_test_get_skb()  local
85 	ihdr = skb_put(skb, sizeof(*ihdr));  in net_test_get_skb()
113 					  (sizeof(*ihdr) + sizeof(*ehdr)));  in net_test_get_skb()
117 	ihdr->ihl = 5;  in net_test_get_skb()
118 	ihdr->ttl = 32;  in net_test_get_skb()
119 	ihdr->version = 4;  in net_test_get_skb()
121 		ihdr->protocol = IPPROTO_TCP;  in net_test_get_skb()
123 		ihdr->protocol = IPPROTO_UDP;  in net_test_get_skb()
124 	iplen = sizeof(*ihdr) + sizeof(*shdr) + attr->size;  in net_test_get_skb()
133 	ihdr->tot_len = htons(iplen);  in net_test_get_skb()
134 	ihdr->frag_off = 0;  in net_test_get_skb()
135 	ihdr->saddr = htonl(attr->ip_src);  in net_test_get_skb()
136 	ihdr->daddr = htonl(attr->ip_dst);  in net_test_get_skb()
137 	ihdr->tos = 0;  in net_test_get_skb()
138 	ihdr->id = 0;  in net_test_get_skb()
139 	ip_send_check(ihdr);  in net_test_get_skb()
155 		thdr->check = ~tcp_v4_check(skb->len, ihdr->saddr,  in net_test_get_skb()
156 					    ihdr->daddr, 0);  in net_test_get_skb()
160 		udp4_hwcsum(skb, ihdr->saddr, ihdr->daddr);  in net_test_get_skb()
182 	struct iphdr *ihdr;  in net_test_loopback_validate()  local
204 	ihdr = ip_hdr(skb);  in net_test_loopback_validate()
206 		ihdr = (struct iphdr *)(skb_network_header(skb) + 4);  in net_test_loopback_validate()
209 		if (ihdr->protocol != IPPROTO_TCP)  in net_test_loopback_validate()
212 		thdr = (struct tcphdr *)((u8 *)ihdr + 4 * ihdr->ihl);  in net_test_loopback_validate()
218 		if (ihdr->protocol != IPPROTO_UDP)  in net_test_loopback_validate()
221 		uhdr = (struct udphdr *)((u8 *)ihdr + 4 * ihdr->ihl);  in net_test_loopback_validate()