From patchwork Thu May 20 09:21:02 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Greg Kroah-Hartman X-Patchwork-Id: 444409 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=-19.1 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER, INCLUDES_PATCH, MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS, URIBL_RED, 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 09517C433B4 for ; Thu, 20 May 2021 10:06:09 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id E1B1A61D36 for ; Thu, 20 May 2021 10:06:08 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235684AbhETKH1 (ORCPT ); Thu, 20 May 2021 06:07:27 -0400 Received: from mail.kernel.org ([198.145.29.99]:37296 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235587AbhETKFY (ORCPT ); Thu, 20 May 2021 06:05:24 -0400 Received: by mail.kernel.org (Postfix) with ESMTPSA id 07DDB613DC; Thu, 20 May 2021 09:41:11 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1621503672; bh=datGG+ULmL2SRs8W4f2zAfv1mM24UTw08EVWAF2wmRY=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=YJ0wPcx8knqmU8EbU8aBb739Qyy460BFNKBi4DPoGJWCUtwWEYr4dlP6hL7UMQjGx je1FsLc4sKnq7UWJlMkqNS/JV93OXn4rI9SleY+GwcdBzETAcvU6m5/gAHW+eo8/wX x+7cBUTSWAQkajaEmb4EqC0iiS6lpr4Gal3Bvf5I= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Wang Wensheng , David Hildenbrand , Oscar Salvador , Pavel Tatashin , Andrew Morton , Linus Torvalds , Sasha Levin Subject: [PATCH 4.19 293/425] mm/sparse: add the missing sparse_buffer_fini() in error branch Date: Thu, 20 May 2021 11:21:02 +0200 Message-Id: <20210520092141.081872654@linuxfoundation.org> X-Mailer: git-send-email 2.31.1 In-Reply-To: <20210520092131.308959589@linuxfoundation.org> References: <20210520092131.308959589@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Wang Wensheng [ Upstream commit 2284f47fe9fe2ed2ef619e5474e155cfeeebd569 ] sparse_buffer_init() and sparse_buffer_fini() should appear in pair, or a WARN issue would be through the next time sparse_buffer_init() runs. Add the missing sparse_buffer_fini() in error branch. Link: https://lkml.kernel.org/r/20210325113155.118574-1-wangwensheng4@huawei.com Fixes: 85c77f791390 ("mm/sparse: add new sparse_init_nid() and sparse_init()") Signed-off-by: Wang Wensheng Reviewed-by: David Hildenbrand Reviewed-by: Oscar Salvador Cc: Pavel Tatashin Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds Signed-off-by: Sasha Levin --- mm/sparse.c | 1 + 1 file changed, 1 insertion(+) diff --git a/mm/sparse.c b/mm/sparse.c index 3b24ba903d9e..ed60f0a375fe 100644 --- a/mm/sparse.c +++ b/mm/sparse.c @@ -467,6 +467,7 @@ static void __init sparse_init_nid(int nid, unsigned long pnum_begin, pr_err("%s: node[%d] memory map backing failed. Some memory will not be available.", __func__, nid); pnum_begin = pnum; + sparse_buffer_fini(); goto failed; } check_usemap_section_nr(nid, usemap);