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authorCorentin LABBE <clabbe.montjoie@gmail.com>2017-08-22 10:08:15 +0200
committerHerbert Xu <herbert@gondor.apana.org.au>2017-09-22 17:43:13 +0800
commit8f6acb7fbf30da326b58ba092949fcd3ebadb01d (patch)
tree8a02986944f148d47d38e4ed8218314e59864ec9 /drivers/crypto/chelsio
parent07b83f437d9129adda47d78bdadd7813a008d092 (diff)
crypto: chelsio - Use GCM IV size constant
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>
Diffstat (limited to 'drivers/crypto/chelsio')
-rw-r--r--drivers/crypto/chelsio/chcr_algo.c9
1 files changed, 5 insertions, 4 deletions
diff --git a/drivers/crypto/chelsio/chcr_algo.c b/drivers/crypto/chelsio/chcr_algo.c
index 0e8160701833..936bdd895efa 100644
--- 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(struct aead_request *req,
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_algs[] = {
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_algs[] = {
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,