linux-kernel - [PATCH 4.4 122/192] [PATCH 126/135] crypto: vmx

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Message-Id: <20160912152204.138121652@linuxfoundation.org>
Date:   Mon, 12 Sep 2016 19:00:31 +0200
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     linux-kernel@...r.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        stable@...r.kernel.org,
        Leonidas Da Silva Barbosa <leosilva@...ux.vnet.ibm.com>,
        Paulo Smorigo <pfsmorigo@...ux.vnet.ibm.com>,
        Herbert Xu <herbert@...dor.apana.org.au>,
        Sasha Levin <alexander.levin@...izon.com>
Subject: [PATCH 4.4 122/192] [PATCH 126/135] crypto: vmx - IV size failing on skcipher API

4.4-stable review patch.  If anyone has any objections, please let me know.

------------------

[ Upstream commit 0d3d054b43719ef33232677ba27ba6097afdafbc ]

IV size was zero on CBC and CTR modes,
causing a bug triggered by skcipher.

Fixing this  adding a correct size.

Signed-off-by: Leonidas Da Silva Barbosa <leosilva@...ux.vnet.ibm.com>
Signed-off-by: Paulo Smorigo <pfsmorigo@...ux.vnet.ibm.com>
Signed-off-by: Herbert Xu <herbert@...dor.apana.org.au>
Signed-off-by: Sasha Levin <alexander.levin@...izon.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
---
 drivers/crypto/vmx/aes_cbc.c |    2 +-
 drivers/crypto/vmx/aes_ctr.c |    2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

--- a/drivers/crypto/vmx/aes_cbc.c
+++ b/drivers/crypto/vmx/aes_cbc.c
@@ -191,7 +191,7 @@ struct crypto_alg p8_aes_cbc_alg = {
 	.cra_init = p8_aes_cbc_init,
 	.cra_exit = p8_aes_cbc_exit,
 	.cra_blkcipher = {
-			  .ivsize = 0,
+			  .ivsize = AES_BLOCK_SIZE,
 			  .min_keysize = AES_MIN_KEY_SIZE,
 			  .max_keysize = AES_MAX_KEY_SIZE,
 			  .setkey = p8_aes_cbc_setkey,
--- a/drivers/crypto/vmx/aes_ctr.c
+++ b/drivers/crypto/vmx/aes_ctr.c
@@ -175,7 +175,7 @@ struct crypto_alg p8_aes_ctr_alg = {
 	.cra_init = p8_aes_ctr_init,
 	.cra_exit = p8_aes_ctr_exit,
 	.cra_blkcipher = {
-			  .ivsize = 0,
+			  .ivsize = AES_BLOCK_SIZE,
 			  .min_keysize = AES_MIN_KEY_SIZE,
 			  .max_keysize = AES_MAX_KEY_SIZE,
 			  .setkey = p8_aes_ctr_setkey,