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| author |   Hook, Gary <Gary.Hook@amd.com> | 2019-05-14 21:53:16 +0000 |
|---|---|---|
| committer |   Herbert Xu <herbert@gondor.apana.org.au> | 2019-05-23 14:01:07 +0800 |
| commit | 499df9674c54a733f4deb3329dfcfc5487eb7738 (patch) | |
| tree | 02e1bdfc93c29bd41658d2632b6305291cfa30b5 /drivers/crypto/ccp/ccp-ops.c | |
| parent | crypto: arm/sha512 - Make sha512_arm_final static (diff) | |
| download | linux-dev-499df9674c54a733f4deb3329dfcfc5487eb7738.tar.xz linux-dev-499df9674c54a733f4deb3329dfcfc5487eb7738.zip | |
crypto: ccp - AES CFB mode is a stream cipher
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.hook@amd.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'drivers/crypto/ccp/ccp-ops.c')
| -rw-r--r-- | drivers/crypto/ccp/ccp-ops.c | 6 |
1 files 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.lendacky@amd.com> * Author: Gary R Hook <gary.hook@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; |