netfilter: xtables: move extension arguments into compound structure (4/6)

This patch does this for target extensions' target functions.

Signed-off-by: Jan Engelhardt <jengelh@medozas.de>
Signed-off-by: Patrick McHardy <kaber@trash.net>
diff --git a/net/ipv4/netfilter/ipt_CLUSTERIP.c b/net/ipv4/netfilter/ipt_CLUSTERIP.c
index 63faddc..67e8aa8 100644
--- a/net/ipv4/netfilter/ipt_CLUSTERIP.c
+++ b/net/ipv4/netfilter/ipt_CLUSTERIP.c
@@ -281,11 +281,9 @@
  ***********************************************************************/
 
 static unsigned int
-clusterip_tg(struct sk_buff *skb, const struct net_device *in,
-             const struct net_device *out, unsigned int hooknum,
-             const struct xt_target *target, const void *targinfo)
+clusterip_tg(struct sk_buff *skb, const struct xt_target_param *par)
 {
-	const struct ipt_clusterip_tgt_info *cipinfo = targinfo;
+	const struct ipt_clusterip_tgt_info *cipinfo = par->targinfo;
 	struct nf_conn *ct;
 	enum ip_conntrack_info ctinfo;
 	u_int32_t hash;