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 Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by smtp.lore.kernel.org (Postfix) with ESMTP id CA204C6FA82 for ; Mon, 5 Sep 2022 02:09:34 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id 0B2B88D004E; Sun, 4 Sep 2022 22:09:34 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 063968D0031; Sun, 4 Sep 2022 22:09:34 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id E93558D004E; Sun, 4 Sep 2022 22:09:33 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0012.hostedemail.com [216.40.44.12]) by kanga.kvack.org (Postfix) with ESMTP id D99C48D0031 for ; Sun, 4 Sep 2022 22:09:33 -0400 (EDT) Received: from smtpin02.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay03.hostedemail.com (Postfix) with ESMTP id 9E8D4A0575 for ; Mon, 5 Sep 2022 02:09:33 +0000 (UTC) X-FDA: 79876400226.02.5643F24 Received: from mail.nfschina.com (mail.nfschina.com [124.16.136.209]) by imf17.hostedemail.com (Postfix) with ESMTP id 9216440062 for ; Mon, 5 Sep 2022 02:09:32 +0000 (UTC) Received: from localhost (unknown [127.0.0.1]) by mail.nfschina.com (Postfix) with ESMTP id 162BB1E80D74; Mon, 5 Sep 2022 10:08:36 +0800 (CST) X-Virus-Scanned: amavisd-new at test.com Received: from mail.nfschina.com ([127.0.0.1]) by localhost (mail.nfschina.com [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id HiXgdR0GdOS1; Mon, 5 Sep 2022 10:08:33 +0800 (CST) Received: from localhost.localdomain (unknown [219.141.250.2]) (Authenticated sender: zeming@nfschina.com) by mail.nfschina.com (Postfix) with ESMTPA id 876B51E80D59; Mon, 5 Sep 2022 10:08:33 +0800 (CST) From: Li zeming To: mike.kravetz@oracle.com, songmuchun@bytedance.com, akpm@linux-foundation.org Cc: linux-mm@kvack.org, linux-kernel@vger.kernel.org, Li zeming Subject: [PATCH] mm: Remove unnecessary '0' values from err Date: Mon, 5 Sep 2022 10:09:18 +0800 Message-Id: <20220905020918.3552-1-zeming@nfschina.com> X-Mailer: git-send-email 2.18.2 ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1662343773; h=from:from:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:content-type: content-transfer-encoding:in-reply-to:references; bh=k86oOvJ5wXqnXWu6T6OWishvUXs410ZMERMItsuJZLM=; b=Y5DmMvDCXzYwLdsvtIcfKyA6atszV93ehkPDeP6U61gwHF3USQW0V6a1/eTx6jewVlF0jx X3Rl6o1RHL55D64ra0tP9/L6gGnZ5viG/+FLUrj7Efgln+weKTl1MBIAyZQAnjalfp6N83 nxkfAo/Yls55+Ng5bzaRODYwZI1txR4= ARC-Authentication-Results: i=1; imf17.hostedemail.com; dkim=none; spf=none (imf17.hostedemail.com: domain of zeming@nfschina.com has no SPF policy when checking 124.16.136.209) smtp.mailfrom=zeming@nfschina.com; dmarc=none ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1662343773; a=rsa-sha256; cv=none; b=HNdCHspa+d5p60w0+U3n0Q5GnvymAvBW01KSLkxiDLGJfUkBScXA5sAWCwDLABgRswtTmC os1NUIDOFsyrES+Uq7hVoxJNusXWfT9YP6uoi9Upa+ZqnifeSHZGgFrdQRF2d6cus/fDtj EEOERwfrkWoc/etKqjJtZcSmh1Nx5Sw= X-Rspam-User: X-Stat-Signature: ddbryixmeg833w37atwyswocag5xgpxo X-Rspamd-Queue-Id: 9216440062 Authentication-Results: imf17.hostedemail.com; dkim=none; spf=none (imf17.hostedemail.com: domain of zeming@nfschina.com has no SPF policy when checking 124.16.136.209) smtp.mailfrom=zeming@nfschina.com; dmarc=none X-Rspamd-Server: rspam04 X-HE-Tag: 1662343772-189379 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: First execute the kstrtoul function and assign a value to err. Signed-off-by: Li zeming --- mm/hugetlb.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/mm/hugetlb.c b/mm/hugetlb.c index e070b8593b37..be7a2c4081fc 100644 --- a/mm/hugetlb.c +++ b/mm/hugetlb.c @@ -3714,7 +3714,7 @@ static ssize_t demote_store(struct kobject *kobj, unsigned long nr_available; nodemask_t nodes_allowed, *n_mask; struct hstate *h; - int err = 0; + int err; int nid; err = kstrtoul(buf, 10, &nr_demote); -- 2.18.2