376 static int get_derived_key(u8 *derived_key, enum derived_key_type key_type,  in get_derived_key()  argument
399 	ret = calc_hash(derived_key, derived_buf, derived_buf_len);  in get_derived_key()
465 			       const u8 *derived_key,  in derived_key_encrypt()  argument
479 	ret = init_blkcipher_desc(&desc, derived_key, derived_keylen,  in derived_key_encrypt()
507 	u8 derived_key[HASH_SIZE];  in datablob_hmac_append()  local
511 	ret = get_derived_key(derived_key, AUTH_KEY, master_key, master_keylen);  in datablob_hmac_append()
516 	ret = calc_hmac(digest, derived_key, sizeof derived_key,  in datablob_hmac_append()
529 	u8 derived_key[HASH_SIZE];  in datablob_hmac_verify()  local
535 	ret = get_derived_key(derived_key, AUTH_KEY, master_key, master_keylen);  in datablob_hmac_verify()
546 	ret = calc_hmac(digest, derived_key, sizeof derived_key, p, len);  in datablob_hmac_verify()
563 			       const u8 *derived_key,  in derived_key_decrypt()  argument
574 	ret = init_blkcipher_desc(&desc, derived_key, derived_keylen,  in derived_key_decrypt()
655 	u8 derived_key[HASH_SIZE];  in encrypted_key_decrypt()  local
694 	ret = get_derived_key(derived_key, ENC_KEY, master_key, master_keylen);  in encrypted_key_decrypt()
698 	ret = derived_key_decrypt(epayload, derived_key, sizeof derived_key);  in encrypted_key_decrypt()
903 	char derived_key[HASH_SIZE];  in encrypted_read()  local
922 	ret = get_derived_key(derived_key, ENC_KEY, master_key, master_keylen);  in encrypted_read()
926 	ret = derived_key_encrypt(epayload, derived_key, sizeof derived_key);  in encrypted_read()