sysfs_remove_file(&seclvl_subsys.kset.kobj, &sysfs_attr_seclvl.attr);
securityfs_remove(seclvl_ino);
static void __exit seclvl_exit(void){	sysfs_remove_file(&seclvl_subsys.kset.kobj, &sysfs_attr_seclvl.attr);	if (*passwd || *sha1_passwd) {		sysfs_remove_file(&seclvl_subsys.kset.kobj,				  &sysfs_attr_passwd.attr);	}	subsystem_unregister(&seclvl_subsys);	if (secondary == 1) {		mod_unreg_security(MY_NAME, &seclvl_ops);	} else if (unregister_security(&seclvl_ops)) {		seclvl_printk(0, KERN_INFO,			      "seclvl: Failure unregistering with the "			      "kernel\n");	}}