diff options
| author | Corentin LABBE <clabbe.montjoie@gmail.com> | 2017-08-22 10:08:10 +0200 |
|---|---|---|
| committer | Herbert Xu <herbert@gondor.apana.org.au> | 2017-09-22 17:43:09 +0800 |
| commit | cf0bd0ae19f44b8d5ccf5e1017fde382a7fff425 (patch) | |
| tree | 355670f319e2f0229d25dc6cd544501d480b7387 /drivers/crypto/ccp | |
| parent | 7545e166535b349cc4dadea19cf9ee9494563182 (diff) | |
| download | linux-cf0bd0ae19f44b8d5ccf5e1017fde382a7fff425.tar.bz2 | |
crypto: ccp - 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/ccp')
| -rw-r--r-- | drivers/crypto/ccp/ccp-crypto-aes-galois.c | 9 |
1 files changed, 4 insertions, 5 deletions
diff --git a/drivers/crypto/ccp/ccp-crypto-aes-galois.c b/drivers/crypto/ccp/ccp-crypto-aes-galois.c index 52313524a4dd..ff02b713c6f6 100644 --- a/drivers/crypto/ccp/ccp-crypto-aes-galois.c +++ b/drivers/crypto/ccp/ccp-crypto-aes-galois.c @@ -19,13 +19,12 @@ #include <crypto/algapi.h> #include <crypto/aes.h> #include <crypto/ctr.h> +#include <crypto/gcm.h> #include <crypto/scatterwalk.h> #include <linux/delay.h> #include "ccp-crypto.h" -#define AES_GCM_IVSIZE 12 - static int ccp_aes_gcm_complete(struct crypto_async_request *async_req, int ret) { return ret; @@ -95,9 +94,9 @@ static int ccp_aes_gcm_crypt(struct aead_request *req, bool encrypt) */ /* Prepare the IV: 12 bytes + an integer (counter) */ - memcpy(rctx->iv, req->iv, AES_GCM_IVSIZE); + memcpy(rctx->iv, req->iv, GCM_AES_IV_SIZE); for (i = 0; i < 3; i++) - rctx->iv[i + AES_GCM_IVSIZE] = 0; + rctx->iv[i + GCM_AES_IV_SIZE] = 0; rctx->iv[AES_BLOCK_SIZE - 1] = 1; /* Set up a scatterlist for the IV */ @@ -160,7 +159,7 @@ static struct aead_alg ccp_aes_gcm_defaults = { .encrypt = ccp_aes_gcm_encrypt, .decrypt = ccp_aes_gcm_decrypt, .init = ccp_aes_gcm_cra_init, - .ivsize = AES_GCM_IVSIZE, + .ivsize = GCM_AES_IV_SIZE, .maxauthsize = AES_BLOCK_SIZE, .base = { .cra_flags = CRYPTO_ALG_TYPE_ABLKCIPHER | |