[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/netfilter/nfnetlink_log.c b/net/netfilter/nfnetlink_log.c
index 54cbbaa..3e3f544 100644
--- a/net/netfilter/nfnetlink_log.c
+++ b/net/netfilter/nfnetlink_log.c
@@ -1081,13 +1081,13 @@
 	return status;
 }
 
-static int __init init(void)
+static int __init nfnetlink_log_init(void)
 {
 	
 	return init_or_cleanup(1);
 }
 
-static void __exit fini(void)
+static void __exit nfnetlink_log_fini(void)
 {
 	init_or_cleanup(0);
 }
@@ -1097,5 +1097,5 @@
 MODULE_LICENSE("GPL");
 MODULE_ALIAS_NFNL_SUBSYS(NFNL_SUBSYS_ULOG);
 
-module_init(init);
-module_exit(fini);
+module_init(nfnetlink_log_init);
+module_exit(nfnetlink_log_fini);