diff options
Diffstat (limited to 'net/ipv4/xfrm4_mode_transport.c')
| -rw-r--r-- | net/ipv4/xfrm4_mode_transport.c | 28 |
1 files changed, 14 insertions, 14 deletions
diff --git a/net/ipv4/xfrm4_mode_transport.c b/net/ipv4/xfrm4_mode_transport.c index 92676b7e403..601047161ea 100644 --- a/net/ipv4/xfrm4_mode_transport.c +++ b/net/ipv4/xfrm4_mode_transport.c @@ -23,16 +23,13 @@ */ static int xfrm4_transport_output(struct xfrm_state *x, struct sk_buff *skb) { - 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 += ihl; - - skb->nh.raw = memmove(skb_push(skb, x->props.header_len), iph, ihl); + skb->transport_header = skb->network_header + ihl; + skb_push(skb, x->props.header_len); + skb_reset_network_header(skb); + memmove(skb_network_header(skb), iph, ihl); return 0; } @@ -46,12 +43,15 @@ static int xfrm4_transport_output(struct xfrm_state *x, struct sk_buff *skb) */ static int xfrm4_transport_input(struct xfrm_state *x, struct sk_buff *skb) { - int ihl = skb->data - skb->h.raw; + int ihl = skb->data - skb_transport_header(skb); - 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); - skb->h.raw = skb->data; + if (skb->transport_header != skb->network_header) { + memmove(skb_transport_header(skb), + skb_network_header(skb), ihl); + skb->network_header = skb->transport_header; + } + ip_hdr(skb)->tot_len = htons(skb->len + ihl); + skb_reset_transport_header(skb); return 0; } |