[NETFILTER]: Replace sk_buff ** with sk_buff *

With all the users of the double pointers removed, this patch mops up by
finally replacing all occurances of sk_buff ** in the netfilter API by
sk_buff *.

Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/ipv4/netfilter/ipt_NETMAP.c b/net/ipv4/netfilter/ipt_NETMAP.c
index 41a011d..f869929 100644
--- a/net/ipv4/netfilter/ipt_NETMAP.c
+++ b/net/ipv4/netfilter/ipt_NETMAP.c
@@ -43,7 +43,7 @@
 }
 
 static unsigned int
-target(struct sk_buff **pskb,
+target(struct sk_buff *skb,
        const struct net_device *in,
        const struct net_device *out,
        unsigned int hooknum,
@@ -59,14 +59,14 @@
 	NF_CT_ASSERT(hooknum == NF_IP_PRE_ROUTING
 		     || hooknum == NF_IP_POST_ROUTING
 		     || hooknum == NF_IP_LOCAL_OUT);
-	ct = nf_ct_get(*pskb, &ctinfo);
+	ct = nf_ct_get(skb, &ctinfo);
 
 	netmask = ~(mr->range[0].min_ip ^ mr->range[0].max_ip);
 
 	if (hooknum == NF_IP_PRE_ROUTING || hooknum == NF_IP_LOCAL_OUT)
-		new_ip = ip_hdr(*pskb)->daddr & ~netmask;
+		new_ip = ip_hdr(skb)->daddr & ~netmask;
 	else
-		new_ip = ip_hdr(*pskb)->saddr & ~netmask;
+		new_ip = ip_hdr(skb)->saddr & ~netmask;
 	new_ip |= mr->range[0].min_ip & netmask;
 
 	newrange = ((struct nf_nat_range)