27 static void wipe_master_key_secret(struct fscrypt_master_key_secret *secret)  in wipe_master_key_secret()  argument
29 	fscrypt_destroy_hkdf(&secret->hkdf);  in wipe_master_key_secret()
30 	memzero_explicit(secret, sizeof(*secret));  in wipe_master_key_secret()
321 static int add_new_master_key(struct fscrypt_master_key_secret *secret,  in add_new_master_key()  argument
336 	move_master_key_secret(&mk->mk_secret, secret);  in add_new_master_key()
381 				   struct fscrypt_master_key_secret *secret)  in add_existing_master_key()  argument
419 		move_master_key_secret(&mk->mk_secret, secret);  in add_existing_master_key()
426 			  struct fscrypt_master_key_secret *secret,  in add_master_key()  argument
444 		err = add_new_master_key(secret, mk_spec, sb->s_master_keys);  in add_master_key()
451 		err = add_existing_master_key(key->payload.data[0], secret);  in add_master_key()
495 	struct fscrypt_master_key_secret secret;  in fscrypt_ioctl_add_key()  local
511 	memset(&secret, 0, sizeof(secret));  in fscrypt_ioctl_add_key()
512 	secret.size = arg.raw_size;  in fscrypt_ioctl_add_key()
514 	if (copy_from_user(secret.raw, uarg->raw, secret.size))  in fscrypt_ioctl_add_key()
529 		err = fscrypt_init_hkdf(&secret.hkdf, secret.raw, secret.size);  in fscrypt_ioctl_add_key()
537 		memzero_explicit(secret.raw, secret.size);  in fscrypt_ioctl_add_key()
540 		err = fscrypt_hkdf_expand(&secret.hkdf,  in fscrypt_ioctl_add_key()
558 	err = add_master_key(sb, &secret, &arg.key_spec);  in fscrypt_ioctl_add_key()
560 	wipe_master_key_secret(&secret);  in fscrypt_ioctl_add_key()