22 static int ipv6_gso_pull_exthdrs(struct sk_buff *skb, int proto)  in ipv6_gso_pull_exthdrs()  argument
40 		if (unlikely(!pskb_may_pull(skb, 8)))  in ipv6_gso_pull_exthdrs()
43 		opth = (void *)skb->data;  in ipv6_gso_pull_exthdrs()
46 		if (unlikely(!pskb_may_pull(skb, len)))  in ipv6_gso_pull_exthdrs()
50 		__skb_pull(skb, len);  in ipv6_gso_pull_exthdrs()
56 static int ipv6_gso_send_check(struct sk_buff *skb)  in ipv6_gso_send_check()  argument
62 	if (unlikely(!pskb_may_pull(skb, sizeof(*ipv6h))))  in ipv6_gso_send_check()
65 	ipv6h = ipv6_hdr(skb);  in ipv6_gso_send_check()
66 	__skb_pull(skb, sizeof(*ipv6h));  in ipv6_gso_send_check()
71 		ipv6_gso_pull_exthdrs(skb, ipv6h->nexthdr)]);  in ipv6_gso_send_check()
74 		skb_reset_transport_header(skb);  in ipv6_gso_send_check()
75 		err = ops->callbacks.gso_send_check(skb);  in ipv6_gso_send_check()
83 static struct sk_buff *ipv6_gso_segment(struct sk_buff *skb,  in ipv6_gso_segment()  argument
95 	if (unlikely(skb_shinfo(skb)->gso_type &  in ipv6_gso_segment()
105 	if (unlikely(!pskb_may_pull(skb, sizeof(*ipv6h))))  in ipv6_gso_segment()
108 	ipv6h = ipv6_hdr(skb);  in ipv6_gso_segment()
109 	__skb_pull(skb, sizeof(*ipv6h));  in ipv6_gso_segment()
112 	proto = ipv6_gso_pull_exthdrs(skb, ipv6h->nexthdr);  in ipv6_gso_segment()
116 		skb_reset_transport_header(skb);  in ipv6_gso_segment()
117 		segs = ops->callbacks.gso_segment(skb, features);  in ipv6_gso_segment()
124 	for (skb = segs; skb; skb = skb->next) {  in ipv6_gso_segment()
125 		ipv6h = ipv6_hdr(skb);  in ipv6_gso_segment()
126 		ipv6h->payload_len = htons(skb->len - skb->mac_len -  in ipv6_gso_segment()
129 			unfrag_ip6hlen = ip6_find_1stfragopt(skb, &prevhdr);  in ipv6_gso_segment()
130 			fptr = (struct frag_hdr *)(skb_network_header(skb) +  in ipv6_gso_segment()
133 			if (skb->next != NULL)  in ipv6_gso_segment()
145 					 struct sk_buff *skb)  in ipv6_gro_receive()  argument
158 	off = skb_gro_offset(skb);  in ipv6_gro_receive()
160 	iph = skb_gro_header_fast(skb, off);  in ipv6_gro_receive()
161 	if (skb_gro_header_hard(skb, hlen)) {  in ipv6_gro_receive()
162 		iph = skb_gro_header_slow(skb, hlen, off);  in ipv6_gro_receive()
167 	skb_gro_pull(skb, sizeof(*iph));  in ipv6_gro_receive()
168 	skb_set_transport_header(skb, skb_gro_offset(skb));  in ipv6_gro_receive()
170 	flush += ntohs(iph->payload_len) != skb_gro_len(skb);  in ipv6_gro_receive()
176 		__pskb_pull(skb, skb_gro_offset(skb));  in ipv6_gro_receive()
177 		proto = ipv6_gso_pull_exthdrs(skb, proto);  in ipv6_gro_receive()
178 		skb_gro_pull(skb, -skb_transport_offset(skb));  in ipv6_gro_receive()
179 		skb_reset_transport_header(skb);  in ipv6_gro_receive()
180 		__skb_push(skb, skb_gro_offset(skb));  in ipv6_gro_receive()
186 		iph = ipv6_hdr(skb);  in ipv6_gro_receive()
189 	NAPI_GRO_CB(skb)->proto = proto;  in ipv6_gro_receive()
192 	nlen = skb_network_header_len(skb);  in ipv6_gro_receive()
217 	NAPI_GRO_CB(skb)->flush |= flush;  in ipv6_gro_receive()
219 	csum = skb->csum;  in ipv6_gro_receive()
220 	skb_postpull_rcsum(skb, iph, skb_network_header_len(skb));  in ipv6_gro_receive()
222 	pp = ops->callbacks.gro_receive(head, skb);  in ipv6_gro_receive()
224 	skb->csum = csum;  in ipv6_gro_receive()
230 	NAPI_GRO_CB(skb)->flush |= flush;  in ipv6_gro_receive()
235 static int ipv6_gro_complete(struct sk_buff *skb)  in ipv6_gro_complete()  argument
238 	struct ipv6hdr *iph = ipv6_hdr(skb);  in ipv6_gro_complete()
241 	iph->payload_len = htons(skb->len - skb_network_offset(skb) -  in ipv6_gro_complete()
245 	ops = rcu_dereference(inet6_offloads[NAPI_GRO_CB(skb)->proto]);  in ipv6_gro_complete()
249 	err = ops->callbacks.gro_complete(skb);  in ipv6_gro_complete()