* On exit, skb->h will be set to the start of the payload to be processed
* by x->type->output and skb->nh will be set to the top IP header.
*/
-static int xfrm4_transport_output(struct sk_buff *skb)
+static int xfrm4_transport_output(struct xfrm_state *x, struct sk_buff *skb)
{
- struct xfrm_state *x;
- struct iphdr *iph;
- int ihl;
+ struct iphdr *iph = ip_hdr(skb);
+ int ihl = iph->ihl * 4;
- iph = skb->nh.iph;
- skb->h.ipiph = iph;
-
- ihl = iph->ihl * 4;
+ skb->h.raw = skb->nh.raw;
skb->h.raw += ihl;
- x = skb->dst->xfrm;
- skb->nh.raw = memmove(skb_push(skb, x->props.header_len), iph, ihl);
+ skb_push(skb, x->props.header_len);
+ skb_reset_network_header(skb);
+ memmove(skb_network_header(skb), iph, ihl);
return 0;
}
{
int ihl = skb->data - skb->h.raw;
- if (skb->h.raw != skb->nh.raw)
- skb->nh.raw = memmove(skb->h.raw, skb->nh.raw, ihl);
- skb->nh.iph->tot_len = htons(skb->len + ihl);
+ if (skb->h.raw != skb->nh.raw) {
+ memmove(skb->h.raw, skb_network_header(skb), ihl);
+ skb->nh.raw = skb->h.raw;
+ }
+ ip_hdr(skb)->tot_len = htons(skb->len + ihl);
skb->h.raw = skb->data;
return 0;
}