crypto: ccp - Use IPAD/OPAD constant

This patch simply replace all occurrence of HMAC IPAD/OPAD value by their
define.

Signed-off-by: Corentin Labbe <clabbe.montjoie@gmail.com>
Acked-by: Gary R Hook <gary.hook@amd.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>

diff --git a/drivers/crypto/ccp/ccp-crypto-sha.c b/drivers/crypto/ccp/ccp-crypto-sha.c
index 6b46eea94932e1e5e518d571748698ce3b9bd05b..ce97b3868f4a6c828f8b34ede8f99c4547051930 100644 (file)
--- a/drivers/crypto/ccp/ccp-crypto-sha.c
+++ b/drivers/crypto/ccp/ccp-crypto-sha.c
@@ -18,6 +18,7 @@
 #include <linux/crypto.h>
 #include <crypto/algapi.h>
 #include <crypto/hash.h>
+#include <crypto/hmac.h>
 #include <crypto/internal/hash.h>
 #include <crypto/sha.h>
 #include <crypto/scatterwalk.h>
@@ -308,8 +309,8 @@ static int ccp_sha_setkey(struct crypto_ahash *tfm, const u8 *key,
        }
 
        for (i = 0; i < block_size; i++) {
-               ctx->u.sha.ipad[i] = ctx->u.sha.key[i] ^ 0x36;
-               ctx->u.sha.opad[i] = ctx->u.sha.key[i] ^ 0x5c;
+               ctx->u.sha.ipad[i] = ctx->u.sha.key[i] ^ HMAC_IPAD_VALUE;
+               ctx->u.sha.opad[i] = ctx->u.sha.key[i] ^ HMAC_OPAD_VALUE;
        }
 
        sg_init_one(&ctx->u.sha.opad_sg, ctx->u.sha.opad, block_size);