diff options
Diffstat (limited to 'crypto/api.c')
| -rw-r--r-- | crypto/api.c | 17 |
1 files changed, 11 insertions, 6 deletions
diff --git a/crypto/api.c b/crypto/api.c index 80bba637fba7..c11ec1fd4f18 100644 --- a/crypto/api.c +++ b/crypto/api.c @@ -188,13 +188,16 @@ struct crypto_tfm *crypto_alloc_tfm(const char *name, u32 flags) if (crypto_init_flags(tfm, flags)) goto out_free_tfm; - if (crypto_init_ops(tfm)) { - crypto_exit_ops(tfm); + if (crypto_init_ops(tfm)) goto out_free_tfm; - } + + if (alg->cra_init && alg->cra_init(tfm)) + goto cra_init_failed; goto out; +cra_init_failed: + crypto_exit_ops(tfm); out_free_tfm: kfree(tfm); tfm = NULL; @@ -215,6 +218,8 @@ void crypto_free_tfm(struct crypto_tfm *tfm) alg = tfm->__crt_alg; size = sizeof(*tfm) + alg->cra_ctxsize; + if (alg->cra_exit) + alg->cra_exit(tfm); crypto_exit_ops(tfm); crypto_alg_put(alg); memset(tfm, 0, size); @@ -224,7 +229,7 @@ void crypto_free_tfm(struct crypto_tfm *tfm) static inline int crypto_set_driver_name(struct crypto_alg *alg) { static const char suffix[] = "-generic"; - char *driver_name = (char *)alg->cra_driver_name; + char *driver_name = alg->cra_driver_name; int len; if (*driver_name) @@ -262,13 +267,13 @@ int crypto_register_alg(struct crypto_alg *alg) down_write(&crypto_alg_sem); list_for_each_entry(q, &crypto_alg_list, cra_list) { - if (!strcmp(q->cra_driver_name, alg->cra_driver_name)) { + if (q == alg) { ret = -EEXIST; goto out; } } - list_add_tail(&alg->cra_list, &crypto_alg_list); + list_add(&alg->cra_list, &crypto_alg_list); out: up_write(&crypto_alg_sem); return ret; |