From patchwork Tue Jun 29 02:34:11 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Andrew Morton X-Patchwork-Id: 12348905 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=-15.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS 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 3745BC11F66 for ; Tue, 29 Jun 2021 02:34:14 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id E73FB61D01 for ; Tue, 29 Jun 2021 02:34:13 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org E73FB61D01 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=linux-foundation.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id 408EB8D0086; Mon, 28 Jun 2021 22:34:13 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 391038D0072; Mon, 28 Jun 2021 22:34:13 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 20D508D0086; Mon, 28 Jun 2021 22:34:13 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0173.hostedemail.com [216.40.44.173]) by kanga.kvack.org (Postfix) with ESMTP id ED0EB8D0072 for ; Mon, 28 Jun 2021 22:34:12 -0400 (EDT) Received: from smtpin18.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay03.hostedemail.com (Postfix) with ESMTP id E8B168249980 for ; Tue, 29 Jun 2021 02:34:12 +0000 (UTC) X-FDA: 78305191944.18.CB15D10 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by imf15.hostedemail.com (Postfix) with ESMTP id A70AEA0010CC for ; Tue, 29 Jun 2021 02:34:12 +0000 (UTC) Received: by mail.kernel.org (Postfix) with ESMTPSA id 8E5B061D00; Tue, 29 Jun 2021 02:34:11 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linux-foundation.org; s=korg; t=1624934051; bh=pFeojfdWUc1MS+tr6POgifcFJ1CQN02Uw8+fczM5m20=; h=Date:From:To:Subject:In-Reply-To:From; b=stusa+VXxaHLBKgvpeCrf/HamBBDtgJTS7LSsvv7WFhLw1jpWorab5D9GjkNHjSxx idRlBrx0OuEG2efpGGhEsIdYHW1AW0xrgRKEHga/7lVkASeWaoTkpWsHiOtGhRLJg9 6z31MsfjvRE78jkdQgcNqBPaI0MPE5TABGxPw0qo= Date: Mon, 28 Jun 2021 19:34:11 -0700 From: Andrew Morton To: akpm@linux-foundation.org, chenhuang5@huawei.com, gechangwei@live.cn, ghe@suse.com, jiangqi903@gmail.com, jlbec@evilplan.org, junxiao.bi@oracle.com, linux-mm@kvack.org, mark@fasheh.com, mm-commits@vger.kernel.org, piaojun@huawei.com, torvalds@linux-foundation.org Subject: [patch 017/192] ocfs2: replace simple_strtoull() with kstrtoull() Message-ID: <20210629023411.7C4GYADTu%akpm@linux-foundation.org> In-Reply-To: <20210628193256.008961950a714730751c1423@linux-foundation.org> User-Agent: s-nail v14.8.16 X-Rspamd-Server: rspam01 X-Rspamd-Queue-Id: A70AEA0010CC Authentication-Results: imf15.hostedemail.com; dkim=pass header.d=linux-foundation.org header.s=korg header.b=stusa+VX; spf=pass (imf15.hostedemail.com: domain of akpm@linux-foundation.org designates 198.145.29.99 as permitted sender) smtp.mailfrom=akpm@linux-foundation.org; dmarc=none X-Stat-Signature: ua8btpmm5pm6ddim47gc93fe337ax4j4 X-HE-Tag: 1624934052-427299 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: From: Chen Huang Subject: ocfs2: replace simple_strtoull() with kstrtoull() simple_strtoull() is deprecated in some situation since it does not check for the range overflow, use kstrtoull() instead. Link: https://lkml.kernel.org/r/20210526092020.554341-3-chenhuang5@huawei.com Signed-off-by: Chen Huang Cc: Mark Fasheh Cc: Joel Becker Cc: Junxiao Bi Cc: Joseph Qi Cc: Changwei Ge Cc: Gang He Cc: Jun Piao Signed-off-by: Andrew Morton --- fs/ocfs2/cluster/heartbeat.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) --- a/fs/ocfs2/cluster/heartbeat.c~ocfs2-replaced-simple_strtoull-with-kstrtoull +++ a/fs/ocfs2/cluster/heartbeat.c @@ -1596,12 +1596,13 @@ static ssize_t o2hb_region_start_block_s struct o2hb_region *reg = to_o2hb_region(item); unsigned long long tmp; char *p = (char *)page; + ssize_t ret; if (reg->hr_bdev) return -EINVAL; - tmp = simple_strtoull(p, &p, 0); - if (!p || (*p && (*p != '\n'))) + ret = kstrtoull(p, 0, &tmp); + if (ret) return -EINVAL; reg->hr_start_block = tmp;