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 X-Spam-Level: X-Spam-Status: No, score=-2.6 required=3.0 tests=DKIM_ADSP_CUSTOM_MED, DKIM_SIGNED,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_PASS,T_DKIM_INVALID, URIBL_BLOCKED,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 0A78EFC6182 for ; Fri, 14 Sep 2018 10:44:38 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id B096F20882 for ; Fri, 14 Sep 2018 10:44:37 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="A/TnECiM" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org B096F20882 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=gmail.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728297AbeINP6a (ORCPT ); Fri, 14 Sep 2018 11:58:30 -0400 Received: from mail-wm1-f68.google.com ([209.85.128.68]:40767 "EHLO mail-wm1-f68.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727655AbeINP6a (ORCPT ); Fri, 14 Sep 2018 11:58:30 -0400 Received: by mail-wm1-f68.google.com with SMTP id 207-v6so1435200wme.5; Fri, 14 Sep 2018 03:44:34 -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; bh=WL3CoAfyrz+DdXQDmDzsPgOLVAdiPICdvltmWLSWYgw=; b=A/TnECiM639MdxKNnW0kC9hNPaJzuVFVgtG/O+rLKnF+/TCs1jMuwUfBy+y1cD7A10 6hB7rOrR4bzlkOeulz9gHeiCSypmuFscleYMxdtXUIkvhHMPJS8HtJzT4chQwvsdfbfZ NKJ7Fx54Cv4xq2Qc3rhOhGwJpl9jCtt7m3E+m+4JWteLy+drvgVRe2AOtoCbaiV8N59s j6trjtFz6RNuBrAptxL3wm4qFlYiWLlJBOuxrYAmtqBecmEJM9+KcbOny7QeGx7kRmoT M/yw/+UnuYUYIAYoNB0+u4U+cQI9PoFr+r7vcmdnpcscOxwXlXyv7CmGMITTJNWNC9U4 hpUw== 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; bh=WL3CoAfyrz+DdXQDmDzsPgOLVAdiPICdvltmWLSWYgw=; b=FDYVnaoIqQp4qjieY3HTJyMLranGP99OvKAsh68Jdg8M+5jy2nDoDU1kfPyl93xa2R ca3f9GSt/SnMq7WT40+ykCGD8Ro9kN07QrjSjjjQDey16Ogffxbc8Y3McLrUyZYAPDKv TLGe9bHT7NQjQZzzoZrOt2yCYSRy6d8QWer4RMlbOavbXtJeNDvxrDYIWlILXvnskSv1 NxRvgEU3Da92vi8S58CeRSlXrQVFvhU9oCB3pZh/uPr16tWIjZF3QXiP2j1Kp57xRGDK Jj97mkIb8tf/JJ3LDJOcArIRaNPLc/FMjVz8jBtotLQ8Gtv5ta/pWDRg+nmHG3RX6oOs DSMQ== X-Gm-Message-State: APzg51AjrWZzBFyDRpxh0etacgjS1/ik9/AuehNj/jFQMbDEFsUDWwIg /zltxyVMb2CXXZK+ZkL+9UqMTf1S X-Google-Smtp-Source: ANB0Vdbe5KWLgEvvhtxb/fm1oKJ31NCSkxVzZvn8ja/MqbhJVIUSLGPIBTF2P//cp7i2eHFrajJxrA== X-Received: by 2002:a1c:90e:: with SMTP id 14-v6mr1779496wmj.130.1536921873155; Fri, 14 Sep 2018 03:44:33 -0700 (PDT) Received: from localhost.localdomain ([2a01:4f8:201:1487::2]) by smtp.googlemail.com with ESMTPSA id l24-v6sm13812997wrb.65.2018.09.14.03.44.32 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Fri, 14 Sep 2018 03:44:32 -0700 (PDT) From: Harshit Jain Cc: stable@vger.kernel.org, Harshit Jain , Tony Finch , linux-kernel@vger.kernel.org Subject: [PATCH] scripts: unifdef: fix stringop-truncation warning Date: Fri, 14 Sep 2018 16:14:27 +0530 Message-Id: <20180914104427.3900-1-harshitjain6751@gmail.com> X-Mailer: git-send-email 2.18.0 To: unlisted-recipients:; (no To-header on input) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Harshit Jain * This commit resolves the following warning when the mainline kernel is build with the android environment. -> warning :-> https://gist.github.com/dev-harsh1998/757427b16a58f5498db3d87212a9651b * This warning is persistant in all the currently maintained android kernel i.e 3.18, 4.4, 4.9, 4.14. Signed-off-by: Harshit Jain --- scripts/unifdef.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/scripts/unifdef.c b/scripts/unifdef.c index 7493c0ee51cc..4ce008eda362 100644 --- a/scripts/unifdef.c +++ b/scripts/unifdef.c @@ -395,8 +395,8 @@ usage(void) * When we have processed a group that starts off with a known-false * #if/#elif sequence (which has therefore been deleted) followed by a * #elif that we don't understand and therefore must keep, we edit the - * latter into a #if to keep the nesting correct. We use strncpy() to - * overwrite the 4 byte token "elif" with "if " without a '\0' byte. + * latter into a #if to keep the nesting correct. We use the memcpy() + * from the string header overwrite the 4 byte token "elif" with "if ". * * When we find a true #elif in a group, the following block will * always be kept and the rest of the sequence after the next #elif or @@ -450,7 +450,7 @@ static void Idrop (void) { Fdrop(); ignoreon(); } static void Itrue (void) { Ftrue(); ignoreon(); } static void Ifalse(void) { Ffalse(); ignoreon(); } /* modify this line */ -static void Mpass (void) { strncpy(keyword, "if ", 4); Pelif(); } +static void Mpass (void) { memcpy(keyword, "if ", 4); Pelif(); } static void Mtrue (void) { keywordedit("else"); state(IS_TRUE_MIDDLE); } static void Melif (void) { keywordedit("endif"); state(IS_FALSE_TRAILER); } static void Melse (void) { keywordedit("endif"); state(IS_FALSE_ELSE); } -- 2.18.0