diff options
Diffstat (limited to 'drivers/crypto/ccree/cc_aead.c')
| -rw-r--r-- | drivers/crypto/ccree/cc_aead.c | 27 |
1 files changed, 5 insertions, 22 deletions
diff --git a/drivers/crypto/ccree/cc_aead.c b/drivers/crypto/ccree/cc_aead.c index ede16e37d453..875fa79a03eb 100644 --- a/drivers/crypto/ccree/cc_aead.c +++ b/drivers/crypto/ccree/cc_aead.c @@ -1609,7 +1609,6 @@ static void cc_proc_rfc4309_ccm(struct aead_request *req) memcpy(areq_ctx->ctr_iv + CCM_BLOCK_IV_OFFSET, req->iv, CCM_BLOCK_IV_SIZE); req->iv = areq_ctx->ctr_iv; - areq_ctx->assoclen -= CCM_BLOCK_IV_SIZE; } static void cc_set_ghash_desc(struct aead_request *req, @@ -1868,8 +1867,7 @@ static int config_gcm_context(struct aead_request *req) */ __be64 temp64; - temp64 = cpu_to_be64((req_ctx->assoclen + - GCM_BLOCK_RFC4_IV_SIZE + cryptlen) * 8); + temp64 = cpu_to_be64((req_ctx->assoclen + cryptlen) * 8); memcpy(&req_ctx->gcm_len_block.len_a, &temp64, sizeof(temp64)); temp64 = 0; memcpy(&req_ctx->gcm_len_block.len_c, &temp64, 8); @@ -1889,7 +1887,6 @@ static void cc_proc_rfc4_gcm(struct aead_request *req) memcpy(areq_ctx->ctr_iv + GCM_BLOCK_RFC4_IV_OFFSET, req->iv, GCM_BLOCK_RFC4_IV_SIZE); req->iv = areq_ctx->ctr_iv; - areq_ctx->assoclen -= GCM_BLOCK_RFC4_IV_SIZE; } static int cc_proc_aead(struct aead_request *req, @@ -2031,9 +2028,6 @@ static int cc_aead_encrypt(struct aead_request *req) /* No generated IV required */ areq_ctx->backup_iv = req->iv; areq_ctx->assoclen = req->assoclen; - areq_ctx->is_gcm4543 = false; - - areq_ctx->plaintext_authenticate_only = false; rc = cc_proc_aead(req, DRV_CRYPTO_DIRECTION_ENCRYPT); if (rc != -EINPROGRESS && rc != -EBUSY) @@ -2057,8 +2051,7 @@ static int cc_rfc4309_ccm_encrypt(struct aead_request *req) /* No generated IV required */ areq_ctx->backup_iv = req->iv; - areq_ctx->assoclen = req->assoclen; - areq_ctx->is_gcm4543 = true; + areq_ctx->assoclen = req->assoclen - CCM_BLOCK_IV_SIZE; cc_proc_rfc4309_ccm(req); @@ -2079,9 +2072,6 @@ static int cc_aead_decrypt(struct aead_request *req) /* No generated IV required */ areq_ctx->backup_iv = req->iv; areq_ctx->assoclen = req->assoclen; - areq_ctx->is_gcm4543 = false; - - areq_ctx->plaintext_authenticate_only = false; rc = cc_proc_aead(req, DRV_CRYPTO_DIRECTION_DECRYPT); if (rc != -EINPROGRESS && rc != -EBUSY) @@ -2103,9 +2093,8 @@ static int cc_rfc4309_ccm_decrypt(struct aead_request *req) /* No generated IV required */ areq_ctx->backup_iv = req->iv; - areq_ctx->assoclen = req->assoclen; + areq_ctx->assoclen = req->assoclen - CCM_BLOCK_IV_SIZE; - areq_ctx->is_gcm4543 = true; cc_proc_rfc4309_ccm(req); rc = cc_proc_aead(req, DRV_CRYPTO_DIRECTION_DECRYPT); @@ -2216,11 +2205,9 @@ static int cc_rfc4106_gcm_encrypt(struct aead_request *req) /* No generated IV required */ areq_ctx->backup_iv = req->iv; - areq_ctx->assoclen = req->assoclen; - areq_ctx->plaintext_authenticate_only = false; + areq_ctx->assoclen = req->assoclen - GCM_BLOCK_RFC4_IV_SIZE; cc_proc_rfc4_gcm(req); - areq_ctx->is_gcm4543 = true; rc = cc_proc_aead(req, DRV_CRYPTO_DIRECTION_ENCRYPT); if (rc != -EINPROGRESS && rc != -EBUSY) @@ -2248,7 +2235,6 @@ static int cc_rfc4543_gcm_encrypt(struct aead_request *req) areq_ctx->assoclen = req->assoclen; cc_proc_rfc4_gcm(req); - areq_ctx->is_gcm4543 = true; rc = cc_proc_aead(req, DRV_CRYPTO_DIRECTION_ENCRYPT); if (rc != -EINPROGRESS && rc != -EBUSY) @@ -2270,11 +2256,9 @@ static int cc_rfc4106_gcm_decrypt(struct aead_request *req) /* No generated IV required */ areq_ctx->backup_iv = req->iv; - areq_ctx->assoclen = req->assoclen; - areq_ctx->plaintext_authenticate_only = false; + areq_ctx->assoclen = req->assoclen - GCM_BLOCK_RFC4_IV_SIZE; cc_proc_rfc4_gcm(req); - areq_ctx->is_gcm4543 = true; rc = cc_proc_aead(req, DRV_CRYPTO_DIRECTION_DECRYPT); if (rc != -EINPROGRESS && rc != -EBUSY) @@ -2302,7 +2286,6 @@ static int cc_rfc4543_gcm_decrypt(struct aead_request *req) areq_ctx->assoclen = req->assoclen; cc_proc_rfc4_gcm(req); - areq_ctx->is_gcm4543 = true; rc = cc_proc_aead(req, DRV_CRYPTO_DIRECTION_DECRYPT); if (rc != -EINPROGRESS && rc != -EBUSY) |