static inline void ipip_ecn_decapsulate(struct sk_buff *skb)
{
struct iphdr *outer_iph = ip_hdr(skb);
- struct iphdr *inner_iph = skb->h.ipiph;
+ struct iphdr *inner_iph = ipip_hdr(skb);
if (INET_ECN_is_ce(outer_iph->tos))
IP_ECN_set_ce(inner_iph);
static inline void ipip6_ecn_decapsulate(struct iphdr *iph, struct sk_buff *skb)
{
if (INET_ECN_is_ce(iph->tos))
- IP6_ECN_set_ce(skb->nh.ipv6h);
+ IP6_ECN_set_ce(ipv6_hdr(skb));
}
/* Add encapsulation header.
*
- * The top IP header will be constructed per RFC 2401. The following fields
- * in it shall be filled in by x->type->output:
- * tot_len
- * check
- *
- * 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.
+ * The top IP header will be constructed per RFC 2401.
*/
static int xfrm4_tunnel_output(struct xfrm_state *x, struct sk_buff *skb)
{
int flags;
iph = ip_hdr(skb);
- skb->h.ipiph = iph;
- skb_push(skb, x->props.header_len);
- skb_reset_network_header(skb);
+ skb_set_network_header(skb, -x->props.header_len);
+ skb->mac_header = skb->network_header +
+ offsetof(struct iphdr, protocol);
+ skb->transport_header = skb->network_header + sizeof(*iph);
top_iph = ip_hdr(skb);
top_iph->ihl = 5;
top_iph->saddr = x->props.saddr.a4;
top_iph->daddr = x->id.daddr.a4;
+ skb->protocol = htons(ETH_P_IP);
+
memset(&(IPCB(skb)->opt), 0, sizeof(struct ip_options));
return 0;
}
iph = ip_hdr(skb);
if (iph->protocol == IPPROTO_IPIP) {
if (x->props.flags & XFRM_STATE_DECAP_DSCP)
- ipv4_copy_dscp(iph, skb->h.ipiph);
+ ipv4_copy_dscp(iph, ipip_hdr(skb));
if (!(x->props.flags & XFRM_STATE_NOECN))
ipip_ecn_decapsulate(skb);
}