[PATCH 1/3] crypto: ccp - AES CFB mode is a stream cipher

[Hook, Gary]

CFB mode should be treated as a stream cipher, not block.

Fixes: 63b945091a07 ('crypto: ccp - CCP device driver and interface support')

Signed-off-by: Gary R Hook <gary.h...@amd.com>
---
 drivers/crypto/ccp/ccp-ops.c |    6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/crypto/ccp/ccp-ops.c b/drivers/crypto/ccp/ccp-ops.c
index 267a367bd076..3ecadeab919c 100644
--- a/drivers/crypto/ccp/ccp-ops.c
+++ b/drivers/crypto/ccp/ccp-ops.c
@@ -1,7 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0
 /*
  * AMD Cryptographic Coprocessor (CCP) driver
  *
- * Copyright (C) 2013,2018 Advanced Micro Devices, Inc.
+ * Copyright (C) 2013-2019 Advanced Micro Devices, Inc.
  *
  * Author: Tom Lendacky <thomas.lenda...@amd.com>
  * Author: Gary R Hook <gary.h...@amd.com>
@@ -893,8 +894,7 @@ static int ccp_run_aes_cmd(struct ccp_cmd_queue *cmd_q, 
struct ccp_cmd *cmd)
                return -EINVAL;
 
        if (((aes->mode == CCP_AES_MODE_ECB) ||
-            (aes->mode == CCP_AES_MODE_CBC) ||
-            (aes->mode == CCP_AES_MODE_CFB)) &&
+            (aes->mode == CCP_AES_MODE_CBC)) &&
            (aes->src_len & (AES_BLOCK_SIZE - 1)))
                return -EINVAL;