From: Corentin LABBE <clabbe.montjoie@gmail.com>
Date: Fri, 19 May 2017 08:53:27 +0200
Subject: crypto: mv_cesa - Use IPAD/OPAD constant

Git-commit: 8139782dce737299385d7c9d91a2f62517540f6f
Patch-mainline: v4.13-rc1
References: fate#326470

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

Signed-off-by: Corentin Labbe <clabbe.montjoie@gmail.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: Mian Yousaf Kaukab <yousaf.kaukab@suse.com>
---
 drivers/crypto/mv_cesa.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/drivers/crypto/mv_cesa.c b/drivers/crypto/mv_cesa.c
index 451fa18c1c7b..bf25f415eea6 100644
--- a/drivers/crypto/mv_cesa.c
+++ b/drivers/crypto/mv_cesa.c
@@ -18,6 +18,7 @@
 #include <linux/slab.h>
 #include <linux/module.h>
 #include <linux/clk.h>
+#include <crypto/hmac.h>
 #include <crypto/internal/hash.h>
 #include <crypto/sha.h>
 #include <linux/of.h>
@@ -822,8 +823,8 @@ static int mv_hash_setkey(struct crypto_ahash *tfm, const u8 * key,
 		memcpy(opad, ipad, bs);
 
 		for (i = 0; i < bs; i++) {
-			ipad[i] ^= 0x36;
-			opad[i] ^= 0x5c;
+			ipad[i] ^= HMAC_IPAD_VALUE;
+			opad[i] ^= HMAC_OPAD_VALUE;
 		}
 
 		rc = crypto_shash_init(shash) ? :
-- 
2.11.0