linux-kernel - [PATCH v2 8/9] crypto: mediatek

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Date:   Fri, 19 May 2017 08:53:30 +0200
From:   Corentin Labbe <clabbe.montjoie@...il.com>
To:     herbert@...dor.apana.org.au, davem@...emloft.net,
        thomas.lendacky@....com, gary.hook@....com,
        boris.brezillon@...e-electrons.com, arno@...isbad.org,
        matthias.bgg@...il.com, giovanni.cabiddu@...el.com,
        salvatore.benedetto@...el.com
Cc:     linux-crypto@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org,
        linux-mediatek@...ts.infradead.org, qat-linux@...el.com,
        Corentin Labbe <clabbe.montjoie@...il.com>
Subject: [PATCH v2 8/9] crypto: mediatek - 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@...il.com>
---
 drivers/crypto/mediatek/mtk-sha.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/drivers/crypto/mediatek/mtk-sha.c b/drivers/crypto/mediatek/mtk-sha.c
index 2226f12d1c7a..5f4f845adbb8 100644
--- a/drivers/crypto/mediatek/mtk-sha.c
+++ b/drivers/crypto/mediatek/mtk-sha.c
@@ -12,6 +12,7 @@
  * Some ideas are from atmel-sha.c and omap-sham.c drivers.
  */
 
+#include <crypto/hmac.h>
 #include <crypto/sha.h>
 #include "mtk-platform.h"
 
@@ -825,8 +826,8 @@ static int mtk_sha_setkey(struct crypto_ahash *tfm, const u8 *key,
 	memcpy(bctx->opad, bctx->ipad, bs);
 
 	for (i = 0; i < bs; i++) {
-		bctx->ipad[i] ^= 0x36;
-		bctx->opad[i] ^= 0x5c;
+		bctx->ipad[i] ^= HMAC_IPAD_VALUE;
+		bctx->opad[i] ^= HMAC_OPAD_VALUE;
 	}
 
 	return 0;
-- 
2.13.0