[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>

1 files changed, 2 insertions, 2 deletions

diff --git a/net/ipv6/ip6_input.c b/net/ipv6/ip6_input.c
index 61e7a6c8141d..aecc74da0721 100644
--- a/net/ipv6/ip6_input.c
+++ b/net/ipv6/ip6_input.c
@@ -163,7 +163,7 @@ resubmit:
         if (!pskb_pull(skb, skb->h.raw - skb->data))
                 goto discard;
         nhoff = IP6CB(skb)->nhoff;
-        nexthdr = skb->nh.raw[nhoff];
+        nexthdr = skb_network_header(skb)[nhoff];
 
         raw_sk = sk_head(&raw_v6_htable[nexthdr & (MAX_INET_PROTOS - 1)]);
         if (raw_sk && !ipv6_raw_deliver(skb, nexthdr))
@@ -181,7 +181,7 @@ resubmit:
                            indefinitely. */
                         nf_reset(skb);
 
-                        skb_postpull_rcsum(skb, skb->nh.raw,
+                        skb_postpull_rcsum(skb, skb_network_header(skb),
                                            skb->h.raw - skb->nh.raw);
                         hdr = skb->nh.ipv6h;
                         if (ipv6_addr_is_multicast(&hdr->daddr) &&