rfkill: Use subsys_initcall

We must use subsys_initcall, because we must initialize before a driver calls rfkill_register().

Signed-off-by Michael Buesch <[email protected]>

Index: wireless-2.6/net/rfkill/rfkill.c
===================================================================

net/rfkill/rfkill.c +1 -1

@@ -449,5 +449,5 @@ static void __exit rfkill_exit(void)
 	class_unregister(&rfkill_class);
 }
 
-module_init(rfkill_init);
+subsys_initcall(rfkill_init);
 module_exit(rfkill_exit);