From: Fabio Estevam Subject: [PATCH] crypto: caam - Remove unneeded 'ret' variable Date: Wed, 12 Aug 2015 14:39:38 -0300 Message-ID: <1439401178-3583-1-git-send-email-festevam@gmail.com> Cc: horia.geanta@freescale.com, vicki.milhoan@freescale.com, linux-crypto@vger.kernel.org, Fabio Estevam To: herbert@gondor.apana.org.au Return-path: Received: from mail-yk0-f171.google.com ([209.85.160.171]:34426 "EHLO mail-yk0-f171.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751182AbbHLRj6 (ORCPT ); Wed, 12 Aug 2015 13:39:58 -0400 Received: by ykdt205 with SMTP id t205so20380264ykd.1 for ; Wed, 12 Aug 2015 10:39:58 -0700 (PDT) Sender: linux-crypto-owner@vger.kernel.org List-ID: From: Fabio Estevam Variable 'ret' is only used for returning the value 0. We can make it simpler and just return 0 instead. The semantic patch that makes this change is available in scripts/coccinelle/misc/returnvar.cocci. Signed-off-by: Fabio Estevam --- drivers/crypto/caam/ctrl.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/crypto/caam/ctrl.c b/drivers/crypto/caam/ctrl.c index 37c2d8d..4f174ee 100644 --- a/drivers/crypto/caam/ctrl.c +++ b/drivers/crypto/caam/ctrl.c @@ -298,7 +298,7 @@ static int caam_remove(struct platform_device *pdev) struct device *ctrldev; struct caam_drv_private *ctrlpriv; struct caam_ctrl __iomem *ctrl; - int ring, ret = 0; + int ring; ctrldev = &pdev->dev; ctrlpriv = dev_get_drvdata(ctrldev); @@ -328,7 +328,7 @@ static int caam_remove(struct platform_device *pdev) clk_disable_unprepare(ctrlpriv->caam_aclk); clk_disable_unprepare(ctrlpriv->caam_emi_slow); - return ret; + return 0; } /* -- 1.9.1