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path: root/drivers/crypto/chelsio/chcr_algo.c
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Diffstat (limited to 'drivers/crypto/chelsio/chcr_algo.c')
-rw-r--r--drivers/crypto/chelsio/chcr_algo.c53
1 files changed, 6 insertions, 47 deletions
diff --git a/drivers/crypto/chelsio/chcr_algo.c b/drivers/crypto/chelsio/chcr_algo.c
index 1b4a5664e604..b4b9b22125d1 100644
--- a/drivers/crypto/chelsio/chcr_algo.c
+++ b/drivers/crypto/chelsio/chcr_algo.c
@@ -870,20 +870,13 @@ static int chcr_cipher_fallback_setkey(struct crypto_skcipher *cipher,
const u8 *key,
unsigned int keylen)
{
- struct crypto_tfm *tfm = crypto_skcipher_tfm(cipher);
struct ablk_ctx *ablkctx = ABLK_CTX(c_ctx(cipher));
- int err = 0;
crypto_sync_skcipher_clear_flags(ablkctx->sw_cipher,
CRYPTO_TFM_REQ_MASK);
crypto_sync_skcipher_set_flags(ablkctx->sw_cipher,
cipher->base.crt_flags & CRYPTO_TFM_REQ_MASK);
- err = crypto_sync_skcipher_setkey(ablkctx->sw_cipher, key, keylen);
- tfm->crt_flags &= ~CRYPTO_TFM_RES_MASK;
- tfm->crt_flags |=
- crypto_sync_skcipher_get_flags(ablkctx->sw_cipher) &
- CRYPTO_TFM_RES_MASK;
- return err;
+ return crypto_sync_skcipher_setkey(ablkctx->sw_cipher, key, keylen);
}
static int chcr_aes_cbc_setkey(struct crypto_skcipher *cipher,
@@ -912,7 +905,6 @@ static int chcr_aes_cbc_setkey(struct crypto_skcipher *cipher,
ablkctx->ciph_mode = CHCR_SCMD_CIPHER_MODE_AES_CBC;
return 0;
badkey_err:
- crypto_skcipher_set_flags(cipher, CRYPTO_TFM_RES_BAD_KEY_LEN);
ablkctx->enckey_len = 0;
return err;
@@ -943,7 +935,6 @@ static int chcr_aes_ctr_setkey(struct crypto_skcipher *cipher,
return 0;
badkey_err:
- crypto_skcipher_set_flags(cipher, CRYPTO_TFM_RES_BAD_KEY_LEN);
ablkctx->enckey_len = 0;
return err;
@@ -981,7 +972,6 @@ static int chcr_aes_rfc3686_setkey(struct crypto_skcipher *cipher,
return 0;
badkey_err:
- crypto_skcipher_set_flags(cipher, CRYPTO_TFM_RES_BAD_KEY_LEN);
ablkctx->enckey_len = 0;
return err;
@@ -1379,7 +1369,8 @@ static int chcr_device_init(struct chcr_context *ctx)
txq_perchan = ntxq / u_ctx->lldi.nchan;
spin_lock(&ctx->dev->lock_chcr_dev);
ctx->tx_chan_id = ctx->dev->tx_channel_id;
- ctx->dev->tx_channel_id = !ctx->dev->tx_channel_id;
+ ctx->dev->tx_channel_id =
+ (ctx->dev->tx_channel_id + 1) % u_ctx->lldi.nchan;
spin_unlock(&ctx->dev->lock_chcr_dev);
rxq_idx = ctx->tx_chan_id * rxq_perchan;
rxq_idx += id % rxq_perchan;
@@ -2173,7 +2164,6 @@ static int chcr_aes_xts_setkey(struct crypto_skcipher *cipher, const u8 *key,
ablkctx->ciph_mode = CHCR_SCMD_CIPHER_MODE_AES_XTS;
return 0;
badkey_err:
- crypto_skcipher_set_flags(cipher, CRYPTO_TFM_RES_BAD_KEY_LEN);
ablkctx->enckey_len = 0;
return err;
@@ -3195,9 +3185,6 @@ static int chcr_gcm_setauthsize(struct crypto_aead *tfm, unsigned int authsize)
aeadctx->mayverify = VERIFY_SW;
break;
default:
-
- crypto_tfm_set_flags((struct crypto_tfm *) tfm,
- CRYPTO_TFM_RES_BAD_KEY_LEN);
return -EINVAL;
}
return crypto_aead_setauthsize(aeadctx->sw_cipher, authsize);
@@ -3222,8 +3209,6 @@ static int chcr_4106_4309_setauthsize(struct crypto_aead *tfm,
aeadctx->mayverify = VERIFY_HW;
break;
default:
- crypto_tfm_set_flags((struct crypto_tfm *)tfm,
- CRYPTO_TFM_RES_BAD_KEY_LEN);
return -EINVAL;
}
return crypto_aead_setauthsize(aeadctx->sw_cipher, authsize);
@@ -3264,8 +3249,6 @@ static int chcr_ccm_setauthsize(struct crypto_aead *tfm,
aeadctx->mayverify = VERIFY_HW;
break;
default:
- crypto_tfm_set_flags((struct crypto_tfm *)tfm,
- CRYPTO_TFM_RES_BAD_KEY_LEN);
return -EINVAL;
}
return crypto_aead_setauthsize(aeadctx->sw_cipher, authsize);
@@ -3290,8 +3273,6 @@ static int chcr_ccm_common_setkey(struct crypto_aead *aead,
ck_size = CHCR_KEYCTX_CIPHER_KEY_SIZE_256;
mk_size = CHCR_KEYCTX_MAC_KEY_SIZE_256;
} else {
- crypto_tfm_set_flags((struct crypto_tfm *)aead,
- CRYPTO_TFM_RES_BAD_KEY_LEN);
aeadctx->enckey_len = 0;
return -EINVAL;
}
@@ -3314,9 +3295,6 @@ static int chcr_aead_ccm_setkey(struct crypto_aead *aead,
crypto_aead_set_flags(aeadctx->sw_cipher, crypto_aead_get_flags(aead) &
CRYPTO_TFM_REQ_MASK);
error = crypto_aead_setkey(aeadctx->sw_cipher, key, keylen);
- crypto_aead_clear_flags(aead, CRYPTO_TFM_RES_MASK);
- crypto_aead_set_flags(aead, crypto_aead_get_flags(aeadctx->sw_cipher) &
- CRYPTO_TFM_RES_MASK);
if (error)
return error;
return chcr_ccm_common_setkey(aead, key, keylen);
@@ -3329,8 +3307,6 @@ static int chcr_aead_rfc4309_setkey(struct crypto_aead *aead, const u8 *key,
int error;
if (keylen < 3) {
- crypto_tfm_set_flags((struct crypto_tfm *)aead,
- CRYPTO_TFM_RES_BAD_KEY_LEN);
aeadctx->enckey_len = 0;
return -EINVAL;
}
@@ -3338,9 +3314,6 @@ static int chcr_aead_rfc4309_setkey(struct crypto_aead *aead, const u8 *key,
crypto_aead_set_flags(aeadctx->sw_cipher, crypto_aead_get_flags(aead) &
CRYPTO_TFM_REQ_MASK);
error = crypto_aead_setkey(aeadctx->sw_cipher, key, keylen);
- crypto_aead_clear_flags(aead, CRYPTO_TFM_RES_MASK);
- crypto_aead_set_flags(aead, crypto_aead_get_flags(aeadctx->sw_cipher) &
- CRYPTO_TFM_RES_MASK);
if (error)
return error;
keylen -= 3;
@@ -3362,9 +3335,6 @@ static int chcr_gcm_setkey(struct crypto_aead *aead, const u8 *key,
crypto_aead_set_flags(aeadctx->sw_cipher, crypto_aead_get_flags(aead)
& CRYPTO_TFM_REQ_MASK);
ret = crypto_aead_setkey(aeadctx->sw_cipher, key, keylen);
- crypto_aead_clear_flags(aead, CRYPTO_TFM_RES_MASK);
- crypto_aead_set_flags(aead, crypto_aead_get_flags(aeadctx->sw_cipher) &
- CRYPTO_TFM_RES_MASK);
if (ret)
goto out;
@@ -3380,8 +3350,6 @@ static int chcr_gcm_setkey(struct crypto_aead *aead, const u8 *key,
} else if (keylen == AES_KEYSIZE_256) {
ck_size = CHCR_KEYCTX_CIPHER_KEY_SIZE_256;
} else {
- crypto_tfm_set_flags((struct crypto_tfm *)aead,
- CRYPTO_TFM_RES_BAD_KEY_LEN);
pr_err("GCM: Invalid key length %d\n", keylen);
ret = -EINVAL;
goto out;
@@ -3432,16 +3400,11 @@ static int chcr_authenc_setkey(struct crypto_aead *authenc, const u8 *key,
crypto_aead_set_flags(aeadctx->sw_cipher, crypto_aead_get_flags(authenc)
& CRYPTO_TFM_REQ_MASK);
err = crypto_aead_setkey(aeadctx->sw_cipher, key, keylen);
- crypto_aead_clear_flags(authenc, CRYPTO_TFM_RES_MASK);
- crypto_aead_set_flags(authenc, crypto_aead_get_flags(aeadctx->sw_cipher)
- & CRYPTO_TFM_RES_MASK);
if (err)
goto out;
- if (crypto_authenc_extractkeys(&keys, key, keylen) != 0) {
- crypto_aead_set_flags(authenc, CRYPTO_TFM_RES_BAD_KEY_LEN);
+ if (crypto_authenc_extractkeys(&keys, key, keylen) != 0)
goto out;
- }
if (get_alg_config(&param, max_authsize)) {
pr_err("chcr : Unsupported digest size\n");
@@ -3562,16 +3525,12 @@ static int chcr_aead_digest_null_setkey(struct crypto_aead *authenc,
crypto_aead_set_flags(aeadctx->sw_cipher, crypto_aead_get_flags(authenc)
& CRYPTO_TFM_REQ_MASK);
err = crypto_aead_setkey(aeadctx->sw_cipher, key, keylen);
- crypto_aead_clear_flags(authenc, CRYPTO_TFM_RES_MASK);
- crypto_aead_set_flags(authenc, crypto_aead_get_flags(aeadctx->sw_cipher)
- & CRYPTO_TFM_RES_MASK);
if (err)
goto out;
- if (crypto_authenc_extractkeys(&keys, key, keylen) != 0) {
- crypto_aead_set_flags(authenc, CRYPTO_TFM_RES_BAD_KEY_LEN);
+ if (crypto_authenc_extractkeys(&keys, key, keylen) != 0)
goto out;
- }
+
subtype = get_aead_subtype(authenc);
if (subtype == CRYPTO_ALG_SUB_TYPE_CTR_SHA ||
subtype == CRYPTO_ALG_SUB_TYPE_CTR_NULL) {
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.