rc = crypto_authenc_extractkeys(&keys, key, keylen);
if (rc)
- goto badkey;
+ return rc;
enckey = keys.enckey;
authkey = keys.authkey;
ctx->enc_keylen = keys.enckeylen;
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
*/
rc = validate_keys_sizes(ctx);
if (rc)
- goto badkey;
+ return rc;
/* STAT_PHASE_1: Copy key to ctx */
} 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 */
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 */
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,
if (validate_data_size(ctx, direct, req)) {
dev_err(dev, "Unsupported crypt/assoc len %d/%d.\n",
req->cryptlen, areq_ctx->assoclen);
- crypto_aead_set_flags(tfm, CRYPTO_TFM_RES_BAD_BLOCK_LEN);
return -EINVAL;
}