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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>
This commit is contained in:
Corentin LABBE 2017-08-22 10:08:15 +02:00 committed by Herbert Xu
parent 07b83f437d
commit 8f6acb7fbf
1 changed files with 5 additions and 4 deletions
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9
drivers/crypto/chelsio/chcr_algo.c
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@ -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,