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Diffstat (limited to 'net/ipv4/xfrm4_mode_tunnel.c')
-rw-r--r--net/ipv4/xfrm4_mode_tunnel.c7
1 files changed, 3 insertions, 4 deletions
diff --git a/net/ipv4/xfrm4_mode_tunnel.c b/net/ipv4/xfrm4_mode_tunnel.c
index bac1a91f0cbe..f1d41ea34785 100644
--- a/net/ipv4/xfrm4_mode_tunnel.c
+++ b/net/ipv4/xfrm4_mode_tunnel.c
@@ -35,9 +35,6 @@ static inline void ipip6_ecn_decapsulate(struct iphdr *iph, struct sk_buff *skb)
* 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.
*/
static int xfrm4_tunnel_output(struct xfrm_state *x, struct sk_buff *skb)
{
@@ -47,9 +44,11 @@ static int xfrm4_tunnel_output(struct xfrm_state *x, struct sk_buff *skb)
int flags;
iph = ip_hdr(skb);
- skb->transport_header = skb->network_header;
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;