[SK_BUFF]: Introduce skb_transport_header(skb)

[net-next-2.6.git] / net / ipv6 / mip6.c

diff --git a/net/ipv6/mip6.c b/net/ipv6/mip6.c
index 7b5f9d82e80145ddce339eb70d6bc9873d805eb4..f0288e92fb52ef0ac496648d73f74214c57590ca 100644 (file)
--- a/net/ipv6/mip6.c
+++ b/net/ipv6/mip6.c
@@ -90,11 +90,12 @@ int mip6_mh_filter(struct sock *sk, struct sk_buff *skb)
 {
        struct ip6_mh *mh;
 
-       if (!pskb_may_pull(skb, (skb->h.raw - skb->data) + 8) ||
-           !pskb_may_pull(skb, (skb->h.raw - skb->data) + ((skb->h.raw[1] + 1) << 3)))
+       if (!pskb_may_pull(skb, (skb_transport_offset(skb)) + 8) ||
+           !pskb_may_pull(skb, (skb_transport_offset(skb) +
+                                ((skb_transport_header(skb)[1] + 1) << 3))))
                return -1;
 
-       mh = (struct ip6_mh *)skb->h.raw;
+       mh = (struct ip6_mh *)skb_transport_header(skb);
 
        if (mh->ip6mh_hdrlen < mip6_mh_len(mh->ip6mh_type)) {
                LIMIT_NETDEBUG(KERN_DEBUG "mip6: MH message too short: %d vs >=%d\n",
@@ -157,7 +158,7 @@ static int mip6_destopt_output(struct xfrm_state *x, struct sk_buff *skb)
        nexthdr = *skb_network_header(skb);
        *skb_network_header(skb) = IPPROTO_DSTOPTS;
 
-       dstopt = (struct ipv6_destopt_hdr *)skb->h.raw;
+       dstopt = (struct ipv6_destopt_hdr *)skb_transport_header(skb);
        dstopt->nexthdr = nexthdr;
 
        hao = mip6_padn((char *)(dstopt + 1),
@@ -369,7 +370,7 @@ static int mip6_rthdr_output(struct xfrm_state *x, struct sk_buff *skb)
        nexthdr = *skb_network_header(skb);
        *skb_network_header(skb) = IPPROTO_ROUTING;
 
-       rt2 = (struct rt2_hdr *)skb->h.raw;
+       rt2 = (struct rt2_hdr *)skb_transport_header(skb);
        rt2->rt_hdr.nexthdr = nexthdr;
        rt2->rt_hdr.hdrlen = (x->props.header_len >> 3) - 1;
        rt2->rt_hdr.type = IPV6_SRCRT_TYPE_2;