linux-kernel - [PATCH 5/6] crypto: ccp - Cleanup hash invocation calls

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Date:	Mon, 6 Jan 2014 13:34:23 -0600
From:	Tom Lendacky <thomas.lendacky@....com>
To:	<linux-crypto@...r.kernel.org>, <herbert@...dor.apana.org.au>,
	<davem@...emloft.net>
CC:	<linux-kernel@...r.kernel.org>
Subject: [PATCH 5/6] crypto: ccp - Cleanup hash invocation calls

Cleanup the ahash digest invocations to check the init
return code and make use of the finup routine.

Signed-off-by: Tom Lendacky <thomas.lendacky@....com>
---
 drivers/crypto/ccp/ccp-crypto-aes-cmac.c |    2 +-
 drivers/crypto/ccp/ccp-crypto-sha.c      |    8 ++++++--
 2 files changed, 7 insertions(+), 3 deletions(-)

diff --git a/drivers/crypto/ccp/ccp-crypto-aes-cmac.c b/drivers/crypto/ccp/ccp-crypto-aes-cmac.c
index a52b97a..8e162ad 100644
--- a/drivers/crypto/ccp/ccp-crypto-aes-cmac.c
+++ b/drivers/crypto/ccp/ccp-crypto-aes-cmac.c
@@ -198,7 +198,7 @@ static int ccp_aes_cmac_digest(struct ahash_request *req)
 	if (ret)
 		return ret;
 
-	return ccp_do_cmac_update(req, req->nbytes, 1);
+	return ccp_aes_cmac_finup(req);
 }
 
 static int ccp_aes_cmac_setkey(struct crypto_ahash *tfm, const u8 *key,
diff --git a/drivers/crypto/ccp/ccp-crypto-sha.c b/drivers/crypto/ccp/ccp-crypto-sha.c
index d30f6c8..3867290 100644
--- a/drivers/crypto/ccp/ccp-crypto-sha.c
+++ b/drivers/crypto/ccp/ccp-crypto-sha.c
@@ -248,9 +248,13 @@ static int ccp_sha_finup(struct ahash_request *req)
 
 static int ccp_sha_digest(struct ahash_request *req)
 {
-	ccp_sha_init(req);
+	int ret;
 
-	return ccp_do_sha_update(req, req->nbytes, 1);
+	ret = ccp_sha_init(req);
+	if (ret)
+		return ret;
+
+	return ccp_sha_finup(req);
 }
 
 static int ccp_sha_setkey(struct crypto_ahash *tfm, const u8 *key,


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