netfilter: arptable_filter: merge forward hook

It's identical to NF_ARP_IN hook.

Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
Signed-off-by: Patrick McHardy <kaber@trash.net>

diff --git a/net/ipv4/netfilter/arptable_filter.c b/net/ipv4/netfilter/arptable_filter.c
index bee3d117661a54127666209e3005f9b2f7be7ebc..e091187e864fe95ac03437bc73cd0713f2d93a01 100644 (file)
--- a/net/ipv4/netfilter/arptable_filter.c
+++ b/net/ipv4/netfilter/arptable_filter.c
@@ -75,16 +75,6 @@ static unsigned int arpt_out_hook(unsigned int hook,
                             dev_net(out)->ipv4.arptable_filter);
 }
 
-static unsigned int arpt_forward_hook(unsigned int hook,
-                                     struct sk_buff *skb,
-                                     const struct net_device *in,
-                                     const struct net_device *out,
-                                     int (*okfn)(struct sk_buff *))
-{
-       return arpt_do_table(skb, hook, in, out,
-                            dev_net(in)->ipv4.arptable_filter);
-}
-
 static struct nf_hook_ops arpt_ops[] __read_mostly = {
        {
                .hook           = arpt_in_hook,
@@ -101,7 +91,7 @@ static struct nf_hook_ops arpt_ops[] __read_mostly = {
                .priority       = NF_IP_PRI_FILTER,
        },
        {
-               .hook           = arpt_forward_hook,
+               .hook           = arpt_in_hook,
                .owner          = THIS_MODULE,
                .pf             = NFPROTO_ARP,
                .hooknum        = NF_ARP_FORWARD,