diff options
Diffstat (limited to 'crypto/gcm.c')
| -rw-r--r-- | crypto/gcm.c | 40 |
1 files changed, 9 insertions, 31 deletions
diff --git a/crypto/gcm.c b/crypto/gcm.c index 0103d28c541e..3a36a9533c96 100644 --- a/crypto/gcm.c +++ b/crypto/gcm.c @@ -578,7 +578,6 @@ static int crypto_gcm_create_common(struct crypto_template *tmpl, const char *ctr_name, const char *ghash_name) { - struct crypto_attr_type *algt; u32 mask; struct aead_instance *inst; struct gcm_instance_ctx *ctx; @@ -586,14 +585,9 @@ static int crypto_gcm_create_common(struct crypto_template *tmpl, struct hash_alg_common *ghash; int err; - algt = crypto_get_attr_type(tb); - if (IS_ERR(algt)) - return PTR_ERR(algt); - - if ((algt->type ^ CRYPTO_ALG_TYPE_AEAD) & algt->mask) - return -EINVAL; - - mask = crypto_requires_sync(algt->type, algt->mask); + err = crypto_check_attr_type(tb, CRYPTO_ALG_TYPE_AEAD, &mask); + if (err) + return err; inst = kzalloc(sizeof(*inst) + sizeof(*ctx), GFP_KERNEL); if (!inst) @@ -635,8 +629,6 @@ static int crypto_gcm_create_common(struct crypto_template *tmpl, CRYPTO_MAX_ALG_NAME) goto err_free_inst; - inst->alg.base.cra_flags = (ghash->base.cra_flags | - ctr->base.cra_flags) & CRYPTO_ALG_ASYNC; inst->alg.base.cra_priority = (ghash->base.cra_priority + ctr->base.cra_priority) / 2; inst->alg.base.cra_blocksize = 1; @@ -835,21 +827,15 @@ static void crypto_rfc4106_free(struct aead_instance *inst) static int crypto_rfc4106_create(struct crypto_template *tmpl, struct rtattr **tb) { - struct crypto_attr_type *algt; u32 mask; struct aead_instance *inst; struct crypto_aead_spawn *spawn; struct aead_alg *alg; int err; - algt = crypto_get_attr_type(tb); - if (IS_ERR(algt)) - return PTR_ERR(algt); - - if ((algt->type ^ CRYPTO_ALG_TYPE_AEAD) & algt->mask) - return -EINVAL; - - mask = crypto_requires_sync(algt->type, algt->mask); + err = crypto_check_attr_type(tb, CRYPTO_ALG_TYPE_AEAD, &mask); + if (err) + return err; inst = kzalloc(sizeof(*inst) + sizeof(*spawn), GFP_KERNEL); if (!inst) @@ -882,7 +868,6 @@ static int crypto_rfc4106_create(struct crypto_template *tmpl, CRYPTO_MAX_ALG_NAME) goto err_free_inst; - inst->alg.base.cra_flags = alg->base.cra_flags & CRYPTO_ALG_ASYNC; inst->alg.base.cra_priority = alg->base.cra_priority; inst->alg.base.cra_blocksize = 1; inst->alg.base.cra_alignmask = alg->base.cra_alignmask; @@ -1057,21 +1042,15 @@ static void crypto_rfc4543_free(struct aead_instance *inst) static int crypto_rfc4543_create(struct crypto_template *tmpl, struct rtattr **tb) { - struct crypto_attr_type *algt; u32 mask; struct aead_instance *inst; struct aead_alg *alg; struct crypto_rfc4543_instance_ctx *ctx; int err; - algt = crypto_get_attr_type(tb); - if (IS_ERR(algt)) - return PTR_ERR(algt); - - if ((algt->type ^ CRYPTO_ALG_TYPE_AEAD) & algt->mask) - return -EINVAL; - - mask = crypto_requires_sync(algt->type, algt->mask); + err = crypto_check_attr_type(tb, CRYPTO_ALG_TYPE_AEAD, &mask); + if (err) + return err; inst = kzalloc(sizeof(*inst) + sizeof(*ctx), GFP_KERNEL); if (!inst) @@ -1104,7 +1083,6 @@ static int crypto_rfc4543_create(struct crypto_template *tmpl, CRYPTO_MAX_ALG_NAME) goto err_free_inst; - inst->alg.base.cra_flags = alg->base.cra_flags & CRYPTO_ALG_ASYNC; inst->alg.base.cra_priority = alg->base.cra_priority; inst->alg.base.cra_blocksize = 1; inst->alg.base.cra_alignmask = alg->base.cra_alignmask; |