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[2620:137:e000::1:20]) by mx.google.com with ESMTP id jy18-20020a170907763200b0094b88c6927fsi1191265ejc.559.2023.04.12.00.52.07; Wed, 12 Apr 2023 00:52:32 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229910AbjDLH1x (ORCPT + 99 others); Wed, 12 Apr 2023 03:27:53 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:53096 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229651AbjDLH1u (ORCPT ); Wed, 12 Apr 2023 03:27:50 -0400 Received: from unicom145.biz-email.net (unicom145.biz-email.net [210.51.26.145]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 1A32235B5; Wed, 12 Apr 2023 00:27:47 -0700 (PDT) Received: from unicom145.biz-email.net by unicom145.biz-email.net ((D)) with ASMTP (SSL) id HBN00145; Wed, 12 Apr 2023 15:27:45 +0800 Received: from localhost.localdomain.com (10.200.104.82) by jtjnmail201603.home.langchao.com (10.100.2.3) with Microsoft SMTP Server id 15.1.2507.21; Wed, 12 Apr 2023 15:27:45 +0800 From: Deming Wang To: , CC: , , , Deming Wang Subject: [PATCH] selftests/mm: Replace obsolete memalign() with posix_memalign() Date: Wed, 12 Apr 2023 03:27:41 -0400 Message-ID: <20230412072741.2116-1-wangdeming@inspur.com> X-Mailer: git-send-email 2.31.1 MIME-Version: 1.0 X-Originating-IP: [10.200.104.82] tUid: 202341215274548ec1c667233f2549d7fa375c53b6f05 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 X-Spam-Status: No, score=-2.6 required=5.0 tests=BAYES_00,RCVD_IN_DNSWL_LOW, RCVD_IN_MSPIKE_H2,SPF_HELO_NONE,SPF_PASS autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-getmail-retrieved-from-mailbox: =?utf-8?q?INBOX?= X-GMAIL-THRID: =?utf-8?q?1762953779700079716?= X-GMAIL-MSGID: =?utf-8?q?1762956098721303973?= memalign() is obsolete according to its manpage. Replace memalign() with posix_memalign() and remove malloc.h include that was there for memalign(). As a pointer is passed into posix_memalign(), initialize *p to NULL to silence a warning about the function's return value being used as uninitialized (which is not valid anyway because the error is properly checked before p is returned). Signed-off-by: Deming Wang --- tools/testing/selftests/mm/soft-dirty.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/tools/testing/selftests/mm/soft-dirty.c b/tools/testing/selftests/mm/soft-dirty.c index 21d8830c5f24..4bb7421141a2 100644 --- a/tools/testing/selftests/mm/soft-dirty.c +++ b/tools/testing/selftests/mm/soft-dirty.c @@ -80,8 +80,8 @@ static void test_hugepage(int pagemap_fd, int pagesize) int i, ret; size_t hpage_len = read_pmd_pagesize(); - map = memalign(hpage_len, hpage_len); - if (!map) + ret = posix_memalign((void *)(&map), hpage_len, hpage_len); + if (ret < 0) ksft_exit_fail_msg("memalign failed\n"); ret = madvise(map, hpage_len, MADV_HUGEPAGE);