diff options
| -rw-r--r-- | security/integrity/evm/evm_crypto.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/security/integrity/evm/evm_crypto.c b/security/integrity/evm/evm_crypto.c index 5dd5b140242c..4ad657d88097 100644 --- a/security/integrity/evm/evm_crypto.c +++ b/security/integrity/evm/evm_crypto.c | |||
| @@ -41,6 +41,12 @@ static struct shash_desc *init_desc(void) | |||
| 41 | hmac_tfm = NULL; | 41 | hmac_tfm = NULL; |
| 42 | return ERR_PTR(rc); | 42 | return ERR_PTR(rc); |
| 43 | } | 43 | } |
| 44 | rc = crypto_shash_setkey(hmac_tfm, evmkey, evmkey_len); | ||
| 45 | if (rc) { | ||
| 46 | crypto_free_shash(hmac_tfm); | ||
| 47 | hmac_tfm = NULL; | ||
| 48 | return ERR_PTR(rc); | ||
| 49 | } | ||
| 44 | } | 50 | } |
| 45 | 51 | ||
| 46 | desc = kmalloc(sizeof(*desc) + crypto_shash_descsize(hmac_tfm), | 52 | desc = kmalloc(sizeof(*desc) + crypto_shash_descsize(hmac_tfm), |
| @@ -51,11 +57,7 @@ static struct shash_desc *init_desc(void) | |||
| 51 | desc->tfm = hmac_tfm; | 57 | desc->tfm = hmac_tfm; |
| 52 | desc->flags = CRYPTO_TFM_REQ_MAY_SLEEP; | 58 | desc->flags = CRYPTO_TFM_REQ_MAY_SLEEP; |
| 53 | 59 | ||
| 54 | rc = crypto_shash_setkey(hmac_tfm, evmkey, evmkey_len); | ||
| 55 | if (rc) | ||
| 56 | goto out; | ||
| 57 | rc = crypto_shash_init(desc); | 60 | rc = crypto_shash_init(desc); |
| 58 | out: | ||
| 59 | if (rc) { | 61 | if (rc) { |
| 60 | kfree(desc); | 62 | kfree(desc); |
| 61 | return ERR_PTR(rc); | 63 | return ERR_PTR(rc); |
