[SK_BUFF]: Introduce ip_hdr(), remove skb->nh.iph

Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 4 insertions, 4 deletions

diff --git a/net/ipv6/ip6_tunnel.c b/net/ipv6/ip6_tunnel.c
index aafbdfa8d785..bb65779be7a6 100644
--- a/net/ipv6/ip6_tunnel.c
+++ b/net/ipv6/ip6_tunnel.c
@@ -526,7 +526,7 @@ ip4ip6_err(struct sk_buff *skb, struct inet6_skb_parm *opt,
         skb2->dst = NULL;
         skb_pull(skb2, offset);
         skb_reset_network_header(skb2);
-        eiph = skb2->nh.iph;
+        eiph = ip_hdr(skb2);
 
         /* Try to guess incoming interface */
         memset(&fl, 0, sizeof(fl));
@@ -625,10 +625,10 @@ static void ip4ip6_dscp_ecn_decapsulate(struct ip6_tnl *t,
         __u8 dsfield = ipv6_get_dsfield(ipv6h) & ~INET_ECN_MASK;
 
         if (t->parms.flags & IP6_TNL_F_RCV_DSCP_COPY)
-                ipv4_change_dsfield(skb->nh.iph, INET_ECN_MASK, dsfield);
+                ipv4_change_dsfield(ip_hdr(skb), INET_ECN_MASK, dsfield);
 
         if (INET_ECN_is_ce(dsfield))
-                IP_ECN_set_ce(skb->nh.iph);
+                IP_ECN_set_ce(ip_hdr(skb));
 }
 
 static void ip6ip6_dscp_ecn_decapsulate(struct ip6_tnl *t,
@@ -944,7 +944,7 @@ static inline int
 ip4ip6_tnl_xmit(struct sk_buff *skb, struct net_device *dev)
 {
         struct ip6_tnl *t = netdev_priv(dev);
-        struct iphdr  *iph = skb->nh.iph;
+        struct iphdr  *iph = ip_hdr(skb);
         int encap_limit = -1;
         struct flowi fl;
         __u8 dsfield;