diff options
Diffstat (limited to 'drivers/crypto/ccree/cc_aead.c')
| -rw-r--r-- | drivers/crypto/ccree/cc_aead.c | 20 |
1 files changed, 6 insertions, 14 deletions
diff --git a/drivers/crypto/ccree/cc_aead.c b/drivers/crypto/ccree/cc_aead.c index b0085db7e211..d014c8e063a7 100644 --- a/drivers/crypto/ccree/cc_aead.c +++ b/drivers/crypto/ccree/cc_aead.c @@ -562,7 +562,7 @@ static int cc_aead_setkey(struct crypto_aead *tfm, const u8 *key, rc = crypto_authenc_extractkeys(&keys, key, keylen); if (rc) - goto badkey; + return rc; enckey = keys.enckey; authkey = keys.authkey; ctx->enc_keylen = keys.enckeylen; @@ -570,10 +570,9 @@ static int cc_aead_setkey(struct crypto_aead *tfm, const u8 *key, if (ctx->cipher_mode == DRV_CIPHER_CTR) { /* the nonce is stored in bytes at end of key */ - rc = -EINVAL; if (ctx->enc_keylen < (AES_MIN_KEY_SIZE + CTR_RFC3686_NONCE_SIZE)) - goto badkey; + return -EINVAL; /* Copy nonce from last 4 bytes in CTR key to * first 4 bytes in CTR IV */ @@ -591,7 +590,7 @@ static int cc_aead_setkey(struct crypto_aead *tfm, const u8 *key, rc = validate_keys_sizes(ctx); if (rc) - goto badkey; + return rc; /* STAT_PHASE_1: Copy key to ctx */ @@ -605,7 +604,7 @@ static int cc_aead_setkey(struct crypto_aead *tfm, const u8 *key, } else if (ctx->auth_mode != DRV_HASH_NULL) { /* HMAC */ rc = cc_get_plain_hmac_key(tfm, authkey, ctx->auth_keylen); if (rc) - goto badkey; + return rc; } /* STAT_PHASE_2: Create sequence */ @@ -622,8 +621,7 @@ static int cc_aead_setkey(struct crypto_aead *tfm, const u8 *key, break; /* No auth. key setup */ default: dev_err(dev, "Unsupported authenc (%d)\n", ctx->auth_mode); - rc = -ENOTSUPP; - goto badkey; + return -ENOTSUPP; } /* STAT_PHASE_3: Submit sequence to HW */ @@ -632,18 +630,12 @@ static int cc_aead_setkey(struct crypto_aead *tfm, const u8 *key, rc = cc_send_sync_request(ctx->drvdata, &cc_req, desc, seq_len); if (rc) { dev_err(dev, "send_request() failed (rc=%d)\n", rc); - goto setkey_error; + return rc; } } /* Update STAT_PHASE_3 */ return rc; - -badkey: - crypto_aead_set_flags(tfm, CRYPTO_TFM_RES_BAD_KEY_LEN); - -setkey_error: - return rc; } static int cc_des3_aead_setkey(struct crypto_aead *aead, const u8 *key, |