499 	struct fscrypt_add_key_arg arg;  in fscrypt_ioctl_add_key()  local
506 	if (copy_from_user(&arg, uarg, sizeof(arg)))  in fscrypt_ioctl_add_key()
509 	if (!valid_key_spec(&arg.key_spec))  in fscrypt_ioctl_add_key()
512 	if (memchr_inv(arg.__reserved, 0, sizeof(arg.__reserved)))  in fscrypt_ioctl_add_key()
518 	if (arg.raw_size < FSCRYPT_MIN_KEY_SIZE ||  in fscrypt_ioctl_add_key()
519 	    arg.raw_size >  in fscrypt_ioctl_add_key()
520 	    ((arg.__flags & __FSCRYPT_ADD_KEY_FLAG_HW_WRAPPED) ?  in fscrypt_ioctl_add_key()
525 	secret.size = arg.raw_size;  in fscrypt_ioctl_add_key()
530 	switch (arg.key_spec.type) {  in fscrypt_ioctl_add_key()
542 		if (arg.__flags)  in fscrypt_ioctl_add_key()
547 		if (arg.__flags & ~__FSCRYPT_ADD_KEY_FLAG_HW_WRAPPED)  in fscrypt_ioctl_add_key()
549 		if (arg.__flags & __FSCRYPT_ADD_KEY_FLAG_HW_WRAPPED) {  in fscrypt_ioctl_add_key()
574 					  NULL, 0, arg.key_spec.u.identifier,  in fscrypt_ioctl_add_key()
580 				 arg.key_spec.u.identifier,  in fscrypt_ioctl_add_key()
590 	err = add_master_key(sb, &secret, &arg.key_spec);  in fscrypt_ioctl_add_key()
826 	struct fscrypt_remove_key_arg arg;  in do_remove_key()  local
833 	if (copy_from_user(&arg, uarg, sizeof(arg)))  in do_remove_key()
836 	if (!valid_key_spec(&arg.key_spec))  in do_remove_key()
839 	if (memchr_inv(arg.__reserved, 0, sizeof(arg.__reserved)))  in do_remove_key()
846 	if (arg.key_spec.type == FSCRYPT_KEY_SPEC_TYPE_DESCRIPTOR &&  in do_remove_key()
851 	key = fscrypt_find_master_key(sb, &arg.key_spec);  in do_remove_key()
960 	struct fscrypt_get_key_status_arg arg;  in fscrypt_ioctl_get_key_status()  local
965 	if (copy_from_user(&arg, uarg, sizeof(arg)))  in fscrypt_ioctl_get_key_status()
968 	if (!valid_key_spec(&arg.key_spec))  in fscrypt_ioctl_get_key_status()
971 	if (memchr_inv(arg.__reserved, 0, sizeof(arg.__reserved)))  in fscrypt_ioctl_get_key_status()
974 	arg.status_flags = 0;  in fscrypt_ioctl_get_key_status()
975 	arg.user_count = 0;  in fscrypt_ioctl_get_key_status()
976 	memset(arg.__out_reserved, 0, sizeof(arg.__out_reserved));  in fscrypt_ioctl_get_key_status()
978 	key = fscrypt_find_master_key(sb, &arg.key_spec);  in fscrypt_ioctl_get_key_status()
982 		arg.status = FSCRYPT_KEY_STATUS_ABSENT;  in fscrypt_ioctl_get_key_status()
990 		arg.status = FSCRYPT_KEY_STATUS_INCOMPLETELY_REMOVED;  in fscrypt_ioctl_get_key_status()
995 	arg.status = FSCRYPT_KEY_STATUS_PRESENT;  in fscrypt_ioctl_get_key_status()
999 		arg.user_count = mk->mk_users->keys.nr_leaves_on_tree;  in fscrypt_ioctl_get_key_status()
1002 			arg.status_flags |=  in fscrypt_ioctl_get_key_status()
1015 	if (!err && copy_to_user(uarg, &arg, sizeof(arg)))  in fscrypt_ioctl_get_key_status()