1722 ecryptfs_process_key_cipher(struct crypto_blkcipher **key_tfm,  in ecryptfs_process_key_cipher()  argument
1729 	*key_tfm = NULL;  in ecryptfs_process_key_cipher()
1740 	*key_tfm = crypto_alloc_blkcipher(full_alg_name, 0, CRYPTO_ALG_ASYNC);  in ecryptfs_process_key_cipher()
1741 	if (IS_ERR(*key_tfm)) {  in ecryptfs_process_key_cipher()
1742 		rc = PTR_ERR(*key_tfm);  in ecryptfs_process_key_cipher()
1747 	crypto_blkcipher_set_flags(*key_tfm, CRYPTO_TFM_REQ_WEAK_KEY);  in ecryptfs_process_key_cipher()
1749 		struct blkcipher_alg *alg = crypto_blkcipher_alg(*key_tfm);  in ecryptfs_process_key_cipher()
1754 	rc = crypto_blkcipher_setkey(*key_tfm, dummy_key, *key_size);  in ecryptfs_process_key_cipher()
1785 	struct ecryptfs_key_tfm *key_tfm, *key_tfm_tmp;  in ecryptfs_destroy_crypto()  local
1788 	list_for_each_entry_safe(key_tfm, key_tfm_tmp, &key_tfm_list,  in ecryptfs_destroy_crypto()
1790 		list_del(&key_tfm->key_tfm_list);  in ecryptfs_destroy_crypto()
1791 		if (key_tfm->key_tfm)  in ecryptfs_destroy_crypto()
1792 			crypto_free_blkcipher(key_tfm->key_tfm);  in ecryptfs_destroy_crypto()
1793 		kmem_cache_free(ecryptfs_key_tfm_cache, key_tfm);  in ecryptfs_destroy_crypto()
1800 ecryptfs_add_new_key_tfm(struct ecryptfs_key_tfm **key_tfm, char *cipher_name,  in ecryptfs_add_new_key_tfm()  argument
1809 	if (key_tfm != NULL)  in ecryptfs_add_new_key_tfm()
1810 		(*key_tfm) = tmp_tfm;  in ecryptfs_add_new_key_tfm()
1822 	rc = ecryptfs_process_key_cipher(&tmp_tfm->key_tfm,  in ecryptfs_add_new_key_tfm()
1830 		if (key_tfm != NULL)  in ecryptfs_add_new_key_tfm()
1831 			(*key_tfm) = NULL;  in ecryptfs_add_new_key_tfm()
1849 int ecryptfs_tfm_exists(char *cipher_name, struct ecryptfs_key_tfm **key_tfm)  in ecryptfs_tfm_exists()  argument
1857 			if (key_tfm)  in ecryptfs_tfm_exists()
1858 				(*key_tfm) = tmp_key_tfm;  in ecryptfs_tfm_exists()
1862 	if (key_tfm)  in ecryptfs_tfm_exists()
1863 		(*key_tfm) = NULL;  in ecryptfs_tfm_exists()
1882 	struct ecryptfs_key_tfm *key_tfm;  in ecryptfs_get_tfm_and_mutex_for_cipher_name()  local
1889 	if (!ecryptfs_tfm_exists(cipher_name, &key_tfm)) {  in ecryptfs_get_tfm_and_mutex_for_cipher_name()
1890 		rc = ecryptfs_add_new_key_tfm(&key_tfm, cipher_name, 0);  in ecryptfs_get_tfm_and_mutex_for_cipher_name()
1897 	(*tfm) = key_tfm->key_tfm;  in ecryptfs_get_tfm_and_mutex_for_cipher_name()
1898 	(*tfm_mutex) = &key_tfm->key_tfm_mutex;  in ecryptfs_get_tfm_and_mutex_for_cipher_name()