linux-kernel - [PATCH 1/2] crypto: atmel-sha: Removed unused variable "err"

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Date:	Mon, 14 Dec 2015 08:44:19 +0000
From:	"Pathak, Rahul (R.)" <rpathak@...teon.com>
To:	"herbert@...dor.apana.org.au" <herbert@...dor.apana.org.au>,
	"davem@...emloft.net" <davem@...emloft.net>,
	"linux-crypto@...r.kernel.org" <linux-crypto@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: [PATCH 1/2] crypto: atmel-sha: Removed unused variable "err"

From: Rahul Pathak <rpathak@...teon.com>

Removed unused variable "err" and directly return "0"

Reported by coccicheck -
./drivers/crypto/atmel-sha.c:758:5-8: Unneeded variable: "err". Return "0" on line 766

Signed-off-by: Rahul Pathak <rpathak@...teon.com>
---
 drivers/crypto/atmel-sha.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/crypto/atmel-sha.c b/drivers/crypto/atmel-sha.c
index 660d8c0..20de861 100644
--- a/drivers/crypto/atmel-sha.c
+++ b/drivers/crypto/atmel-sha.c
@@ -755,7 +755,6 @@ static int atmel_sha_finish(struct ahash_request *req)
 {
 	struct atmel_sha_reqctx *ctx = ahash_request_ctx(req);
 	struct atmel_sha_dev *dd = ctx->dd;
-	int err = 0;
 
 	if (ctx->digcnt[0] || ctx->digcnt[1])
 		atmel_sha_copy_ready_hash(req);
@@ -763,7 +762,7 @@ static int atmel_sha_finish(struct ahash_request *req)
 	dev_dbg(dd->dev, "digcnt: 0x%llx 0x%llx, bufcnt: %d\n", ctx->digcnt[1],
 		ctx->digcnt[0], ctx->bufcnt);
 
-	return err;
+	return 0;
 }
 
 static void atmel_sha_finish_req(struct ahash_request *req, int err)
-- 
1.9.1
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