From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 467EAC433DF for ; Thu, 4 Jun 2020 12:37:19 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 14A7620772 for ; Thu, 4 Jun 2020 12:37:19 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726774AbgFDMhS (ORCPT ); Thu, 4 Jun 2020 08:37:18 -0400 Received: from mail-lj1-f196.google.com ([209.85.208.196]:34131 "EHLO mail-lj1-f196.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726112AbgFDMhS (ORCPT ); Thu, 4 Jun 2020 08:37:18 -0400 Received: by mail-lj1-f196.google.com with SMTP id b6so7090635ljj.1 for ; Thu, 04 Jun 2020 05:37:16 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=187fRi3wAGXdsWJGdJdYxiJeP7RT5ffi4VOBDvE3vkA=; b=p5rYNXaVmrpdqAY4WcBUinTVzDBUwEKzCinjbnG8lFGB446iLTePVzCaAnZTznj8JW 9SOHHRGsAmG4L1gDu8oKbxw03u2VJ6BXAEyeD0sZLUEjC7MOtTFnR1Ybck3W3/Qm8Guw FI8mL8UPoenyBUNPotpsVWdGwsl0Y252c6DXvmSa95Z1gb72aK6Op1z/nrr4UjdBx2Vf II5RLz+B+XwCqfQMhqerxgVR4Ot4ZeoNJO3c1waoJc0KijKP1c/wuefdOMMXrGoqTYY/ y3DLUnaWHkNWHORG572JFiGqHdKotiKQvOYJ5y5MDYSdG0tYgGz8481zF7m0NgORrG0n yLhg== X-Gm-Message-State: AOAM531IG7Aku7BW/nlAtjdQJVQdPvvdmBeoq1yFG7HnuKoG9MzJM+SH QIKYGgN4oNbMOeDHEgIhM4uwxUeM X-Google-Smtp-Source: ABdhPJwzuPhkc8BG3wHPWrXHjUZMF/zoqEJHIwPIOx3lb7BjY9OrlhBokKqh/KwK4rJpea2dTekN3g== X-Received: by 2002:a2e:9b4b:: with SMTP id o11mr2030133ljj.407.1591274236199; Thu, 04 Jun 2020 05:37:16 -0700 (PDT) Received: from localhost.localdomain (broadband-37-110-38-130.ip.moscow.rt.ru. [37.110.38.130]) by smtp.googlemail.com with ESMTPSA id 15sm1167175ljw.46.2020.06.04.05.37.15 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 04 Jun 2020 05:37:15 -0700 (PDT) From: Denis Efremov To: Joerg Roedel Cc: Denis Efremov , iommu@lists.linux-foundation.org, linux-kernel@vger.kernel.org Subject: [PATCH] iommu: fsl_pamu: use kzfree() in fsl_pamu_probe() Date: Thu, 4 Jun 2020 15:37:09 +0300 Message-Id: <20200604123709.96561-1-efremov@linux.com> X-Mailer: git-send-email 2.26.2 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Use kzfree() instead of opencoded memset with 0 followed by kfree(). Null check is not required since kzfree() checks for NULL internally. Signed-off-by: Denis Efremov --- drivers/iommu/fsl_pamu.c | 5 +---- 1 file changed, 1 insertion(+), 4 deletions(-) diff --git a/drivers/iommu/fsl_pamu.c b/drivers/iommu/fsl_pamu.c index cde281b97afa..099a11a35fb9 100644 --- a/drivers/iommu/fsl_pamu.c +++ b/drivers/iommu/fsl_pamu.c @@ -1174,10 +1174,7 @@ static int fsl_pamu_probe(struct platform_device *pdev) if (irq != NO_IRQ) free_irq(irq, data); - if (data) { - memset(data, 0, sizeof(struct pamu_isr_data)); - kfree(data); - } + kzfree(data); if (pamu_regs) iounmap(pamu_regs); -- 2.26.2