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); |