[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, 2 insertions, 2 deletions

diff --git a/net/ipv4/ip_forward.c b/net/ipv4/ip_forward.c
index 369e721c4bab..467ebedb99ba 100644
--- a/net/ipv4/ip_forward.c
+++ b/net/ipv4/ip_forward.c
@@ -74,7 +74,7 @@ int ip_forward(struct sk_buff *skb)
          *      that reaches zero, we must reply an ICMP control message telling
          *      that the packet's lifetime expired.
          */
-        if (skb->nh.iph->ttl <= 1)
+        if (ip_hdr(skb)->ttl <= 1)
                 goto too_many_hops;
 
         if (!xfrm4_route_forward(skb))
@@ -88,7 +88,7 @@ int ip_forward(struct sk_buff *skb)
         /* We are about to mangle packet. Copy it! */
         if (skb_cow(skb, LL_RESERVED_SPACE(rt->u.dst.dev)+rt->u.dst.header_len))
                 goto drop;
-        iph = skb->nh.iph;
+        iph = ip_hdr(skb);
 
         /* Decrease ttl after skb cow done */
         ip_decrease_ttl(iph);