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 mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 96A15C433EF for ; Sun, 26 Sep 2021 08:42:47 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 6F95D60F11 for ; Sun, 26 Sep 2021 08:42:47 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229730AbhIZIoV (ORCPT ); Sun, 26 Sep 2021 04:44:21 -0400 Received: from unicom145.biz-email.net ([210.51.26.145]:62792 "EHLO unicom145.biz-email.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229551AbhIZIoU (ORCPT ); Sun, 26 Sep 2021 04:44:20 -0400 X-Greylist: delayed 366 seconds by postgrey-1.27 at vger.kernel.org; Sun, 26 Sep 2021 04:44:19 EDT Received: from ([60.208.111.195]) by unicom145.biz-email.net ((LNX1044)) with ASMTP (SSL) id UJL00034; Sun, 26 Sep 2021 16:36:34 +0800 Received: from localhost.localdomain (10.200.104.119) by jtjnmail201608.home.langchao.com (10.100.2.8) with Microsoft SMTP Server id 15.1.2308.14; Sun, 26 Sep 2021 16:27:09 +0800 From: Kai Song To: CC: , , Kai Song Subject: [PATCH] mm/vmscan.c:Fix -Wunused-but-set-variable warning Date: Sat, 25 Sep 2021 02:12:18 +0800 Message-ID: <20210924181218.21165-1-songkai01@inspur.com> X-Mailer: git-send-email 2.27.0 MIME-Version: 1.0 Content-Transfer-Encoding: 7BIT Content-Type: text/plain; charset=US-ASCII X-Originating-IP: [10.200.104.119] tUid: 2021926163634ab3e599a17e05123bb24ebaaed18d147 X-Abuse-Reports-To: service@corp-email.com Abuse-Reports-To: service@corp-email.com X-Complaints-To: service@corp-email.com X-Report-Abuse-To: service@corp-email.com Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org We fix the following warning when building kernel with W=1: mm/vmscan.c:1362:6: warning: variable 'err' set but not used [-Wunused-but-set-variable] Signed-off-by: Kai Song --- mm/vmscan.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/mm/vmscan.c b/mm/vmscan.c index f8b43f131673..7cf702bc1959 100644 --- a/mm/vmscan.c +++ b/mm/vmscan.c @@ -1359,7 +1359,6 @@ static unsigned int demote_page_list(struct list_head *demote_pages, { int target_nid = next_demotion_node(pgdat->node_id); unsigned int nr_succeeded; - int err; if (list_empty(demote_pages)) return 0; @@ -1368,7 +1367,7 @@ static unsigned int demote_page_list(struct list_head *demote_pages, return 0; /* Demotion ignores all cpuset and mempolicy settings */ - err = migrate_pages(demote_pages, alloc_demote_page, NULL, + migrate_pages(demote_pages, alloc_demote_page, NULL, target_nid, MIGRATE_ASYNC, MR_DEMOTION, &nr_succeeded); -- 2.27.0