diff options
Diffstat (limited to 'drivers/nvme/common/auth.c')
| -rw-r--r-- | drivers/nvme/common/auth.c | 15 |
1 files changed, 2 insertions, 13 deletions
diff --git a/drivers/nvme/common/auth.c b/drivers/nvme/common/auth.c index 2c092ec8c0a9..3b6d759bcdf2 100644 --- a/drivers/nvme/common/auth.c +++ b/drivers/nvme/common/auth.c @@ -242,7 +242,7 @@ struct nvme_dhchap_key *nvme_auth_transform_key( { const char *hmac_name; struct crypto_shash *key_tfm; - struct shash_desc *shash; + SHASH_DESC_ON_STACK(shash, key_tfm); struct nvme_dhchap_key *transformed_key; int ret, key_len; @@ -267,19 +267,11 @@ struct nvme_dhchap_key *nvme_auth_transform_key( if (IS_ERR(key_tfm)) return ERR_CAST(key_tfm); - shash = kmalloc(sizeof(struct shash_desc) + - crypto_shash_descsize(key_tfm), - GFP_KERNEL); - if (!shash) { - ret = -ENOMEM; - goto out_free_key; - } - key_len = crypto_shash_digestsize(key_tfm); transformed_key = nvme_auth_alloc_key(key_len, key->hash); if (!transformed_key) { ret = -ENOMEM; - goto out_free_shash; + goto out_free_key; } shash->tfm = key_tfm; @@ -299,15 +291,12 @@ struct nvme_dhchap_key *nvme_auth_transform_key( if (ret < 0) goto out_free_transformed_key; - kfree(shash); crypto_free_shash(key_tfm); return transformed_key; out_free_transformed_key: nvme_auth_free_key(transformed_key); -out_free_shash: - kfree(shash); out_free_key: crypto_free_shash(key_tfm); |