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=-6.8 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=unavailable 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 7D0CAFC6195 for ; Fri, 8 Nov 2019 19:20:52 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 4B3B720656 for ; Fri, 8 Nov 2019 19:20:52 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1573240852; bh=6Xj2iPooSQl5tujDDpQRGNwTab15vFzRg6rNxiTGoHs=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=m+60IdErmqD6Bo4Rq6RMAy2vf3Ni4Tif5BOEKS4M92Di7WFJyg+PwKdr889nKwFkG HvF1C43/QOmSBbuXNK7u1mHu2EOAEtv8G3G8lXsYaizOJ7niaexCHsKfMWcbqj2Riw K1oxh0NUyzc7bQLxxEunovj5o/AHBXls9v7W2uVE= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2389383AbfKHTAG (ORCPT ); Fri, 8 Nov 2019 14:00:06 -0500 Received: from mail.kernel.org ([198.145.29.99]:57150 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2389358AbfKHTAE (ORCPT ); Fri, 8 Nov 2019 14:00:04 -0500 Received: from localhost (83-86-89-107.cable.dynamic.v4.ziggo.nl [83.86.89.107]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 8BF7222515; Fri, 8 Nov 2019 19:00:03 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1573239604; bh=6Xj2iPooSQl5tujDDpQRGNwTab15vFzRg6rNxiTGoHs=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=Buc4KlxynUvpjj31ne74ik9s4nHX2ljuiG3W7gPeulGwYYjwwsGfUTMWYTP2ywune XnTIv7ew5yBbs6VYYm95im6BevAdpZUIaJ//PZ1lNqsd62RhWh4YFq1XUXwSw9rJ5z uHH2/QHncAbXMihtRl0NlruwDZCa+tbxEoIPtp2Y= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, aneesh.kumar@linux.ibm.com, mpe@ellerman.id.au, linuxppc-dev@lists.ozlabs.org, "Desnes A. Nunes do Rosario" , Sandipan Das Subject: [PATCH 4.14 62/62] selftests/powerpc: Fix compile error on tlbie_test due to newer gcc Date: Fri, 8 Nov 2019 19:50:50 +0100 Message-Id: <20191108174803.966046641@linuxfoundation.org> X-Mailer: git-send-email 2.24.0 In-Reply-To: <20191108174719.228826381@linuxfoundation.org> References: <20191108174719.228826381@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: stable-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Desnes A. Nunes do Rosario commit 5b216ea1c40cf06eead15054c70e238c9bd4729e upstream. Newer versions of GCC (>= 9) demand that the size of the string to be copied must be explicitly smaller than the size of the destination. Thus, the NULL char has to be taken into account on strncpy. This will avoid the following compiling error: tlbie_test.c: In function 'main': tlbie_test.c:639:4: error: 'strncpy' specified bound 100 equals destination size strncpy(logdir, optarg, LOGDIR_NAME_SIZE); ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ cc1: all warnings being treated as errors Cc: stable@vger.kernel.org # v4.14 Signed-off-by: Desnes A. Nunes do Rosario Signed-off-by: Michael Ellerman Link: https://lore.kernel.org/r/20191003211010.9711-1-desnesn@linux.ibm.com [sandipan: Backported to v4.14] Signed-off-by: Sandipan Das Signed-off-by: Greg Kroah-Hartman --- tools/testing/selftests/powerpc/mm/tlbie_test.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/tools/testing/selftests/powerpc/mm/tlbie_test.c +++ b/tools/testing/selftests/powerpc/mm/tlbie_test.c @@ -636,7 +636,7 @@ int main(int argc, char *argv[]) nrthreads = strtoul(optarg, NULL, 10); break; case 'l': - strncpy(logdir, optarg, LOGDIR_NAME_SIZE); + strncpy(logdir, optarg, LOGDIR_NAME_SIZE - 1); break; case 't': run_time = strtoul(optarg, NULL, 10);