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 6472EC433DF for ; Thu, 4 Jun 2020 12:56:24 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 3C3A820772 for ; Thu, 4 Jun 2020 12:56:24 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728129AbgFDM4X (ORCPT ); Thu, 4 Jun 2020 08:56:23 -0400 Received: from mail-lj1-f196.google.com ([209.85.208.196]:41833 "EHLO mail-lj1-f196.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726003AbgFDM4W (ORCPT ); Thu, 4 Jun 2020 08:56:22 -0400 Received: by mail-lj1-f196.google.com with SMTP id 9so7118013ljc.8 for ; Thu, 04 Jun 2020 05:56:22 -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=I+T4a/K2DGHf7cf/NXgqqInb1lYvZPk1WZQNcpjFcNs=; b=ZqoJQLlLkxAAMbM3/doprCXi+Dn/5yRafiHz8Pg0rbGJjTBJnSNYG+PLZMIHN1YJUZ dvuvK5BgsyG09FR98w4asDEADpalxvebixZVr47avbVBFvhtyx3TOLZbvQkrPsU0QTEw o/sLJgAJm+blLL9BKwS2UJGK7eYhLRu5NEyuoAUMobhWwrlK/LGYSP2Ov88rXdCVWP5Y WQ7jnSczPSF8R7FCz8lVotN3golnNsJX1zwZBVdkE+vxLohWy49GGKFncTX/1P0X9JdH /agR/RTRdHH/1nQ24zLeiSQZH/jWkiNX5NAn4C6Qs+2wFkOxnUxrtbOpxnCOGKxMOylS chZA== X-Gm-Message-State: AOAM5307uR6G4ep34NdBuss4MsLHmsAgCb2UJ4X+hO9vy6Khbdbku2LX yTcL40qicmWSlE09VfYpfEY= X-Google-Smtp-Source: ABdhPJw6Q1myIejdtGw90gfYiJl034AWpTCndAx+I/QkvRC+yqb3ztgKzVOIXycKxOxU3zt3iiSX+w== X-Received: by 2002:a2e:811:: with SMTP id 17mr2055650lji.287.1591275381730; Thu, 04 Jun 2020 05:56:21 -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 l8sm1176676ljc.59.2020.06.04.05.56.21 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 04 Jun 2020 05:56:21 -0700 (PDT) From: Denis Efremov To: Evgeniy Polyakov Cc: Denis Efremov , linux-kernel@vger.kernel.org Subject: [PATCH] w1: Use kzfree() in w1_master_release() Date: Thu, 4 Jun 2020 15:56:17 +0300 Message-Id: <20200604125617.100046-1-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 memset() with 0 followed by kfree(). The pointer is allocated in w1_alloc_dev(). Signed-off-by: Denis Efremov --- drivers/w1/w1.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/drivers/w1/w1.c b/drivers/w1/w1.c index e58c7592008d..24baacf8314c 100644 --- a/drivers/w1/w1.c +++ b/drivers/w1/w1.c @@ -71,8 +71,7 @@ static void w1_master_release(struct device *dev) struct w1_master *md = dev_to_w1_master(dev); dev_dbg(dev, "%s: Releasing %s.\n", __func__, md->name); - memset(md, 0, sizeof(struct w1_master) + sizeof(struct w1_bus_master)); - kfree(md); + kzfree(md); } static void w1_slave_release(struct device *dev) -- 2.26.2