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authorArnaldo Carvalho de Melo <acme@redhat.com>2007-04-10 20:50:43 -0700
committerDavid S. Miller <davem@sunset.davemloft.net>2007-04-25 22:24:59 -0700
commitd56f90a7c96da5187f0cdf07ee7434fe6aa78bbc (patch)
tree3b9073cecfbb3b6a1e25ab2b5dd2a22a43aef238 /net/ipv6/xfrm6_mode_transport.c
parent[SK_BUFF]: Introduce skb_network_offset() (diff)
downloadlinux-dev-d56f90a7c96da5187f0cdf07ee7434fe6aa78bbc.tar.xz
linux-dev-d56f90a7c96da5187f0cdf07ee7434fe6aa78bbc.zip
[SK_BUFF]: Introduce skb_network_header()
For the places where we need a pointer to the network header, it is still legal to touch skb->nh.raw directly if just adding to, subtracting from or setting it to another layer header. Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv6/xfrm6_mode_transport.c')
-rw-r--r--net/ipv6/xfrm6_mode_transport.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/net/ipv6/xfrm6_mode_transport.c b/net/ipv6/xfrm6_mode_transport.c
index 3a4b39b12bad..ace0bbf4f25d 100644
--- a/net/ipv6/xfrm6_mode_transport.c
+++ b/net/ipv6/xfrm6_mode_transport.c
@@ -53,8 +53,10 @@ static int xfrm6_transport_input(struct xfrm_state *x, struct sk_buff *skb)
{
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);
+ if (skb->h.raw != skb->nh.raw) {
+ memmove(skb->h.raw, skb_network_header(skb), ihl);
+ skb->nh.raw = skb->h.raw;
+ }
skb->nh.ipv6h->payload_len = htons(skb->len + ihl -
sizeof(struct ipv6hdr));
skb->h.raw = skb->data;