[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, 8 insertions, 7 deletions

diff --git a/drivers/net/atl1/atl1_main.c b/drivers/net/atl1/atl1_main.c
index 793a61b2140..d2be79a30f8 100644
--- a/drivers/net/atl1/atl1_main.c
+++ b/drivers/net/atl1/atl1_main.c
@@ -1294,17 +1294,18 @@ static int atl1_tso(struct atl1_adapter *adapter, struct sk_buff *skb,
                 }
 
                 if (skb->protocol == ntohs(ETH_P_IP)) {
-                        skb->nh.iph->tot_len = 0;
-                        skb->nh.iph->check = 0;
-                        skb->h.th->check =
-                            ~csum_tcpudp_magic(skb->nh.iph->saddr,
-                                               skb->nh.iph->daddr, 0,
-                                               IPPROTO_TCP, 0);
+                        struct iphdr *iph = ip_hdr(skb);
+
+                        iph->tot_len = 0;
+                        iph->check = 0;
+                        skb->h.th->check = ~csum_tcpudp_magic(iph->saddr,
+                                                              iph->daddr, 0,
+                                                              IPPROTO_TCP, 0);
                         ipofst = skb_network_offset(skb);
                         if (ipofst != ENET_HEADER_SIZE) /* 802.3 frame */
                                 tso->tsopl |= 1 << TSO_PARAM_ETHTYPE_SHIFT;
 
-                        tso->tsopl |= (skb->nh.iph->ihl &
+                        tso->tsopl |= (iph->ihl &
                                 CSUM_PARAM_IPHL_MASK) << CSUM_PARAM_IPHL_SHIFT;
                         tso->tsopl |= ((skb->h.th->doff << 2) &
                                 TSO_PARAM_TCPHDRLEN_MASK) << TSO_PARAM_TCPHDRLEN_SHIFT;