[NETFILTER]: Rename init functions.

Every netfilter module uses `init' for its module_init() function and
`fini' or `cleanup' for its module_exit() function.

Problem is, this creates uninformative initcall_debug output and makes
ctags rather useless.

So go through and rename them all to $(filename)_init and
$(filename)_fini.

Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/bridge/netfilter/ebtable_nat.c b/net/bridge/netfilter/ebtable_nat.c
index 828cac2..04dd42e 100644
--- a/net/bridge/netfilter/ebtable_nat.c
+++ b/net/bridge/netfilter/ebtable_nat.c
@@ -98,7 +98,7 @@
 	},
 };
 
-static int __init init(void)
+static int __init ebtable_nat_init(void)
 {
 	int i, ret, j;
 
@@ -116,7 +116,7 @@
 	return ret;
 }
 
-static void __exit fini(void)
+static void __exit ebtable_nat_fini(void)
 {
 	int i;
 
@@ -125,6 +125,6 @@
 	ebt_unregister_table(&frame_nat);
 }
 
-module_init(init);
-module_exit(fini);
+module_init(ebtable_nat_init);
+module_exit(ebtable_nat_fini);
 MODULE_LICENSE("GPL");