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=-9.7 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED,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 63BB6C3A5A9 for ; Thu, 5 Sep 2019 02:43:11 +0000 (UTC) Received: from hemlock.osuosl.org (smtp2.osuosl.org [140.211.166.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 40F122070C for ; Thu, 5 Sep 2019 02:43:11 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 40F122070C Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=huawei.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=driverdev-devel-bounces@linuxdriverproject.org Received: from localhost (localhost [127.0.0.1]) by hemlock.osuosl.org (Postfix) with ESMTP id 8403E88354; Thu, 5 Sep 2019 02:43:10 +0000 (UTC) X-Virus-Scanned: amavisd-new at osuosl.org Received: from hemlock.osuosl.org ([127.0.0.1]) by localhost (.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id ioYtBPS-i2rO; Thu, 5 Sep 2019 02:43:06 +0000 (UTC) Received: from ash.osuosl.org (ash.osuosl.org [140.211.166.34]) by hemlock.osuosl.org (Postfix) with ESMTP id B10A688081; Thu, 5 Sep 2019 02:43:06 +0000 (UTC) Received: from hemlock.osuosl.org (smtp2.osuosl.org [140.211.166.133]) by ash.osuosl.org (Postfix) with ESMTP id 80DD61BF371 for ; Thu, 5 Sep 2019 02:43:05 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by hemlock.osuosl.org (Postfix) with ESMTP id 7DA8488081 for ; Thu, 5 Sep 2019 02:43:05 +0000 (UTC) X-Virus-Scanned: amavisd-new at osuosl.org Received: from hemlock.osuosl.org ([127.0.0.1]) by localhost (.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id J3Dks4GWZXgU for ; Thu, 5 Sep 2019 02:43:04 +0000 (UTC) X-Greylist: domain auto-whitelisted by SQLgrey-1.7.6 Received: from huawei.com (szxga05-in.huawei.com [45.249.212.191]) by hemlock.osuosl.org (Postfix) with ESMTPS id 9D11887FA4 for ; Thu, 5 Sep 2019 02:43:04 +0000 (UTC) Received: from DGGEMS407-HUB.china.huawei.com (unknown [172.30.72.58]) by Forcepoint Email with ESMTP id B8A9C1DB3F159A7D5A6F; Thu, 5 Sep 2019 10:43:00 +0800 (CST) Received: from localhost.localdomain.localdomain (10.175.113.25) by DGGEMS407-HUB.china.huawei.com (10.3.19.207) with Microsoft SMTP Server id 14.3.439.0; Thu, 5 Sep 2019 10:42:51 +0800 From: YueHaibing To: Valdis Kletnieks , Greg Kroah-Hartman Subject: [PATCH -next] staging: exfat: Use kmemdup in exfat_symlink() Date: Thu, 5 Sep 2019 03:00:47 +0000 Message-ID: <20190905030047.88401-1-yuehaibing@huawei.com> X-Mailer: git-send-email 2.20.1 MIME-Version: 1.0 X-Originating-IP: [10.175.113.25] X-CFilter-Loop: Reflected X-BeenThere: driverdev-devel@linuxdriverproject.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux Driver Project Developer List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devel@driverdev.osuosl.org, kernel-janitors@vger.kernel.org, YueHaibing , linux-kernel@vger.kernel.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: driverdev-devel-bounces@linuxdriverproject.org Sender: "devel" Use kmemdup rather than duplicating its implementation Signed-off-by: YueHaibing --- drivers/staging/exfat/exfat_super.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/drivers/staging/exfat/exfat_super.c b/drivers/staging/exfat/exfat_super.c index 5b5c2ca8c9aa..05fdecc3e9ea 100644 --- a/drivers/staging/exfat/exfat_super.c +++ b/drivers/staging/exfat/exfat_super.c @@ -2696,12 +2696,11 @@ static int exfat_symlink(struct inode *dir, struct dentry *dentry, inode->i_mtime = inode->i_atime = inode->i_ctime = current_time(inode); /* timestamp is already written, so mark_inode_dirty() is unneeded. */ - EXFAT_I(inode)->target = kmalloc(len+1, GFP_KERNEL); + EXFAT_I(inode)->target = kmemdup(target, len + 1, GFP_KERNEL); if (!EXFAT_I(inode)->target) { err = -ENOMEM; goto out; } - memcpy(EXFAT_I(inode)->target, target, len+1); dentry->d_time = GET_IVERSION(dentry->d_parent->d_inode); d_instantiate(dentry, inode); _______________________________________________ devel mailing list devel@linuxdriverproject.org http://driverdev.linuxdriverproject.org/mailman/listinfo/driverdev-devel