From: Corentin LABBE <clabbe.montjoie@gmail.com>
Date: Tue, 22 Aug 2017 10:08:15 +0200
Subject: crypto: chelsio - Use GCM IV size constant
Patch-mainline: v4.15-rc1
Git-commit: 8f6acb7fbf30da326b58ba092949fcd3ebadb01d
References: bsc#1104270 FATE#325931
This patch replace GCM IV size value by their constant name.
Signed-off-by: Corentin Labbe <clabbe.montjoie@gmail.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Acked-by: Thomas Bogendoerfer <tbogendoerfer@suse.de>
---
drivers/crypto/chelsio/chcr_algo.c | 9 +++++----
1 file changed, 5 insertions(+), 4 deletions(-)
--- a/drivers/crypto/chelsio/chcr_algo.c
+++ b/drivers/crypto/chelsio/chcr_algo.c
@@ -53,6 +53,7 @@
#include <crypto/aes.h>
#include <crypto/algapi.h>
#include <crypto/hash.h>
+#include <crypto/gcm.h>
#include <crypto/sha.h>
#include <crypto/authenc.h>
#include <crypto/ctr.h>
@@ -2534,9 +2535,9 @@ static struct sk_buff *create_gcm_wr(str
if (get_aead_subtype(tfm) ==
CRYPTO_ALG_SUB_TYPE_AEAD_RFC4106) {
memcpy(reqctx->iv, aeadctx->salt, 4);
- memcpy(reqctx->iv + 4, req->iv, 8);
+ memcpy(reqctx->iv + 4, req->iv, GCM_RFC4106_IV_SIZE);
} else {
- memcpy(reqctx->iv, req->iv, 12);
+ memcpy(reqctx->iv, req->iv, GCM_AES_IV_SIZE);
}
*((unsigned int *)(reqctx->iv + 12)) = htonl(0x01);
@@ -3385,7 +3386,7 @@ static struct chcr_alg_template driver_a
sizeof(struct chcr_aead_ctx) +
sizeof(struct chcr_gcm_ctx),
},
- .ivsize = 12,
+ .ivsize = GCM_AES_IV_SIZE,
.maxauthsize = GHASH_DIGEST_SIZE,
.setkey = chcr_gcm_setkey,
.setauthsize = chcr_gcm_setauthsize,
@@ -3405,7 +3406,7 @@ static struct chcr_alg_template driver_a
sizeof(struct chcr_gcm_ctx),
},
- .ivsize = 8,
+ .ivsize = GCM_RFC4106_IV_SIZE,
.maxauthsize = GHASH_DIGEST_SIZE,
.setkey = chcr_gcm_setkey,
.setauthsize = chcr_4106_4309_setauthsize,