From patchwork Thu Aug 17 16:00:33 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Anh Tuan Phan X-Patchwork-Id: 714896 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id CF70EC3DA4E for ; Thu, 17 Aug 2023 16:01:25 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1353001AbjHQQAy (ORCPT ); Thu, 17 Aug 2023 12:00:54 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:48788 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1353417AbjHQQAj (ORCPT ); Thu, 17 Aug 2023 12:00:39 -0400 Received: from mail-pf1-x42f.google.com (mail-pf1-x42f.google.com [IPv6:2607:f8b0:4864:20::42f]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 0BDF0F2 for ; Thu, 17 Aug 2023 09:00:39 -0700 (PDT) Received: by mail-pf1-x42f.google.com with SMTP id d2e1a72fcca58-6887c3aac15so1970130b3a.2 for ; Thu, 17 Aug 2023 09:00:39 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20221208; t=1692288038; x=1692892838; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:from:to:cc:subject:date:message-id:reply-to; bh=zlT9fFwxzSwTM1kaYJgDOCQu0UvIzKLj9qZMmOR6x28=; b=VmNUeJRQXAVcshDfrSK3Et1LD6PprjNbVNeGttwgD+xwqPFRoSJiXV01a/6kluD9I+ qRytK1na28nWsFpvtf2Th9yg9VI9aY+xddy856SeQyHAmS7Pn5YZd6d/soyTyTnk7WAw +5uIgH9MEcHinqYXrTCmkmGrkBK/dXuP/vrYAP+rOfJmEudxia9o73P9cwDKq0nErq5A GVWrQHGqkJETkGsiHFGLFJZoIcNFHgzm7Ma2oBaiPjLF0mmHAOZKkjhkMfBFJ8XfTiLk 8Txue3l0eRnHlah7YJAo4+8nXL/DsAAUE8Sw1+StyynHrx9pIuEsBBHRTfgF8IFfBkHu YcKA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1692288038; x=1692892838; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to; bh=zlT9fFwxzSwTM1kaYJgDOCQu0UvIzKLj9qZMmOR6x28=; b=RKWUVlXFfL4Vq4gFZCs2j5f/68l3kLxup1Mkq6efHU24I5e2B5VLZ9LjtmgsqHLGGR iwEO1KWhV6AedaeZZh2PfLqc9RrUAViF6tOwEPV86ePWDcnMkDsXbRrITtKzteFPw+WS swF8LdACdNFoDNDzn5Nr4LcbonXtvMdzcMHW/dzkMsGnTaWHZ7yNPCAbgE6r1IrevjQB 3Vb5Np27ppN/nOLS2zz+klX6lEaSTSaXH9hYQPLpUCuG88mero4Af/t9J9dqC9jDAKTn 3u2GdNj4iBnz2xFnuKahLPIv1YQ//IcjDa0SVMRol2kE5VpJxn4e9yxR8Vvkpr7/4ksT y3xA== X-Gm-Message-State: AOJu0Ywkipfg3Zz1AobXIQinXd1saGUwODWZxhi2VM8VrOn6kpfCfLe3 NldfrtIrF/gkU+edmN76tFE= X-Google-Smtp-Source: AGHT+IFbJG9KVcf0ORQF/w7iO7Nxg7X/MOZC4YGa5PCrSmP+GBVynwoW31tJgL6Bs6PF1VubX6ZEtw== X-Received: by 2002:a05:6a00:850:b0:689:f586:4add with SMTP id q16-20020a056a00085000b00689f5864addmr810149pfk.31.1692288038267; Thu, 17 Aug 2023 09:00:38 -0700 (PDT) Received: from fanta-System-Product-Name.. ([222.252.65.171]) by smtp.gmail.com with ESMTPSA id s24-20020aa78298000000b00666b3706be6sm13018779pfm.107.2023.08.17.09.00.36 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 17 Aug 2023 09:00:37 -0700 (PDT) From: Anh Tuan Phan To: akpm@linux-foundation.org, shuah@kernel.org Cc: Anh Tuan Phan , linux-mm@kvack.org, linux-kselftest@vger.kernel.org, linux-kernel-mentees@lists.linuxfoundation.org Subject: [PATCH v1] selftests/mm: Fix WARNING comparing pointer to 0 Date: Thu, 17 Aug 2023 23:00:33 +0700 Message-Id: <20230817160033.90079-1-tuananhlfc@gmail.com> X-Mailer: git-send-email 2.34.1 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-kselftest@vger.kernel.org Remove comparing pointer to 0 to avoid this warning from coccinelle: ./tools/testing/selftests/mm/map_populate.c:80:16-17: WARNING comparing pointer to 0, suggest !E ./tools/testing/selftests/mm/map_populate.c:80:16-17: WARNING comparing pointer to 0 Signed-off-by: Anh Tuan Phan --- tools/testing/selftests/mm/map_populate.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/tools/testing/selftests/mm/map_populate.c b/tools/testing/selftests/mm/map_populate.c index 240f2d9dae7a..7945d0754875 100644 --- a/tools/testing/selftests/mm/map_populate.c +++ b/tools/testing/selftests/mm/map_populate.c @@ -77,7 +77,7 @@ int main(int argc, char **argv) unsigned long *smap; ftmp = tmpfile(); - BUG_ON(ftmp == 0, "tmpfile()"); + BUG_ON(!ftmp, "tmpfile()"); ret = ftruncate(fileno(ftmp), MMAP_SZ); BUG_ON(ret, "ftruncate()");