From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751923AbbIFHg6 (ORCPT ); Sun, 6 Sep 2015 03:36:58 -0400 Received: from mga14.intel.com ([192.55.52.115]:7682 "EHLO mga14.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751149AbbIFHgv (ORCPT ); Sun, 6 Sep 2015 03:36:51 -0400 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.17,478,1437462000"; d="scan'208";a="556318530" Subject: Re: [PATCH] kvm: fix maybe-uninitialized compiler warning To: Clemens Gruber , kvm@vger.kernel.org References: <1441400876-20563-1-git-send-email-clemens.gruber@pqgruber.com> Cc: x86@kernel.org, linux-kernel@vger.kernel.org From: Xiao Guangrong Message-ID: <55EBEBAB.7020307@linux.intel.com> Date: Sun, 6 Sep 2015 15:30:51 +0800 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:38.0) Gecko/20100101 Thunderbird/38.1.0 MIME-Version: 1.0 In-Reply-To: <1441400876-20563-1-git-send-email-clemens.gruber@pqgruber.com> Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 09/05/2015 05:07 AM, Clemens Gruber wrote: > Fixes the following compiler warning, occuring with GCC 5.2.0: > > arch/x86/kvm/mmu.c: In function ‘handle_mmio_page_fault_common’: > arch/x86/kvm/mmu.c:3332:9: warning: ‘leaf’ may be used uninitialized in > this > function [-Wmaybe-uninitialized] > while (root >= leaf) { > ^ > arch/x86/kvm/mmu.c:3304:12: note: ‘leaf’ was declared here > int root, leaf; > Clemens, this is a know issue, please refer to: https://lkml.org/lkml/2015/9/1/27