[NETFILTER]: nf_nat: remove unused nf_nat_module_is_loaded
Signed-off-by: Yasuyuki Kozakai <yasuyuki.kozakai@toshiba.co.jp>
Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/include/net/netfilter/nf_nat.h b/include/net/netfilter/nf_nat.h
index 0425e28..0541eed 100644
--- a/include/net/netfilter/nf_nat.h
+++ b/include/net/netfilter/nf_nat.h
@@ -95,8 +95,6 @@
return nf_ct_ext_find(ct, NF_CT_EXT_NAT);
}
-extern int nf_nat_module_is_loaded;
-
#else /* !__KERNEL__: iptables wants this to compile. */
#define nf_nat_multi_range nf_nat_multi_range_compat
#endif /*__KERNEL__*/
diff --git a/net/ipv4/netfilter/nf_conntrack_l3proto_ipv4.c b/net/ipv4/netfilter/nf_conntrack_l3proto_ipv4.c
index 96f641d..7411dd16 100644
--- a/net/ipv4/netfilter/nf_conntrack_l3proto_ipv4.c
+++ b/net/ipv4/netfilter/nf_conntrack_l3proto_ipv4.c
@@ -103,9 +103,6 @@
return NF_ACCEPT;
}
-int nf_nat_module_is_loaded = 0;
-EXPORT_SYMBOL_GPL(nf_nat_module_is_loaded);
-
static u_int32_t ipv4_get_features(const struct nf_conntrack_tuple *tuple)
{
return NF_CT_F_BASIC;
diff --git a/net/ipv4/netfilter/nf_nat_standalone.c b/net/ipv4/netfilter/nf_nat_standalone.c
index 51a2708..30eeaa4 100644
--- a/net/ipv4/netfilter/nf_nat_standalone.c
+++ b/net/ipv4/netfilter/nf_nat_standalone.c
@@ -350,7 +350,6 @@
printk("nf_nat_init: can't register hooks.\n");
goto cleanup_rule_init;
}
- nf_nat_module_is_loaded = 1;
return ret;
cleanup_rule_init:
@@ -367,7 +366,6 @@
{
nf_unregister_hooks(nf_nat_ops, ARRAY_SIZE(nf_nat_ops));
nf_nat_rule_cleanup();
- nf_nat_module_is_loaded = 0;
#ifdef CONFIG_XFRM
ip_nat_decode_session = NULL;
synchronize_net();