From patchwork Wed Apr 5 21:09:20 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Luc Van Oostenryck X-Patchwork-Id: 9665759 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 069C0602B5 for ; Wed, 5 Apr 2017 21:09:46 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id EBC5228159 for ; Wed, 5 Apr 2017 21:09:45 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id E0AB02856A; Wed, 5 Apr 2017 21:09:45 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.3 required=2.0 tests=BAYES_00, DKIM_ADSP_CUSTOM_MED, DKIM_SIGNED, FREEMAIL_FROM, RCVD_IN_DNSWL_HI, RCVD_IN_SORBS_SPAM, T_DKIM_INVALID autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id A19E828159 for ; Wed, 5 Apr 2017 21:09:45 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S934233AbdDEVJp (ORCPT ); Wed, 5 Apr 2017 17:09:45 -0400 Received: from mail-wr0-f196.google.com ([209.85.128.196]:35484 "EHLO mail-wr0-f196.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S934249AbdDEVJl (ORCPT ); Wed, 5 Apr 2017 17:09:41 -0400 Received: by mail-wr0-f196.google.com with SMTP id t20so6062298wra.2 for ; Wed, 05 Apr 2017 14:09:41 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=xTeCWwPXglKUeag5Y5yqkickLameB//CARu9Z8QeF7A=; b=OcNtoWL4aKbPUEY1LrZIGiyWAlzVM1JP4NMc+DnUJZsB+vx30FA0MF11zmNbeOpnI6 R1bg/A0FTIx+bqMhYTBP8n5VDW4IAyQoWWrdvsrKLseZrJn32ywUc64W0loVaFCdCYjA Ep7p4Gkq5HiR1fYANsDucFOEoao/hveIIKDic0WGbxvtMLGpFXSAr5x2tka0Bl3neo7O kHtQjDWTmxHFkTLluZQRwInn84TKJIH7HlmG8Wu8FwgZyhRBL2ZeRTRrTyKAxPlLNRUX +PKZ948zR8Q8DmFCHe/m+eD2DTfHSONfsJF3B4LC6/exFjkqTowhSxnSfWgtd7m9Gnqx 1ZFQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references; bh=xTeCWwPXglKUeag5Y5yqkickLameB//CARu9Z8QeF7A=; b=BojuIswY73H68qC/dL27Ger2kH4XZP4pZ0hu9+VfKAoqc8aCIYRMU4gMFCQZZFT+X7 pgOeZfl9wa3GNn3gNGz4KCjT3fzS8B8rmLHRfc/f8gfY1kv5JZjeuFsXb/zBL0uQqiu9 AnOwmflv7ErYQ5j0sU1XT5GQq62AeBDi8aTxS2NHLuf60805s8i0lo2bLdOoIh0koiQg 5lWTVINsYsCHmmpedTBC5fSEO7gy2DN7xDoo5FH5zJIaNewOv9Ccat/bjK0aowtTPVuc fxHQcv6pw+vOl/Iuaj1jri1CCcPQziysidANMr4Wla/jUAeNGcy16HzVovaebv+DZOEA E2xQ== X-Gm-Message-State: AFeK/H3kslqZj6CjxlUwymY5xBblLjPdvnasYCTBQw98TrNVTffOUDeb tlxKMWKhqyIl3A== X-Received: by 10.28.218.71 with SMTP id r68mr21137493wmg.59.1491426580247; Wed, 05 Apr 2017 14:09:40 -0700 (PDT) Received: from localhost.localdomain ([2a02:a03f:88d:1900:fc6c:1650:1726:93b6]) by smtp.gmail.com with ESMTPSA id v29sm27592168wrv.66.2017.04.05.14.09.39 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Wed, 05 Apr 2017 14:09:39 -0700 (PDT) From: Luc Van Oostenryck To: linux-sparse@vger.kernel.org Cc: Christopher Li , Luc Van Oostenryck Subject: [PATCH 2/9] avoid warnings about using 0 instead of NULL Date: Wed, 5 Apr 2017 23:09:20 +0200 Message-Id: <20170405210927.27948-3-luc.vanoostenryck@gmail.com> X-Mailer: git-send-email 2.12.0 In-Reply-To: <20170405210927.27948-1-luc.vanoostenryck@gmail.com> References: <20170405210927.27948-1-luc.vanoostenryck@gmail.com> Sender: linux-sparse-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-sparse@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP These warning wehere not emitted because of previous errors. But ... --- validation/function-redecl.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/validation/function-redecl.c b/validation/function-redecl.c index 7fbceb43a..475f18e79 100644 --- a/validation/function-redecl.c +++ b/validation/function-redecl.c @@ -1,5 +1,5 @@ #define __user __attribute__((address_space(1))) - +#define NULL ((void*)0) int ret_type(void); void ret_type(void) { } /* check-should-fail */ @@ -10,11 +10,11 @@ int const ret_const(void) { return 0; } /* check-should-fail */ void *ret_as(void); -void __user *ret_as(void) { return 0; } /* check-should-fail */ +void __user *ret_as(void) { return NULL; } /* check-should-fail */ void *ret_mod(void); -void const *ret_mod(void) { return 0; } /* check-should-fail */ +void const *ret_mod(void) { return NULL; } /* check-should-fail */ void arg_type(int a);