From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753170AbcHUTgA (ORCPT ); Sun, 21 Aug 2016 15:36:00 -0400 Received: from mout.gmx.net ([212.227.15.15]:65403 "EHLO mout.gmx.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752017AbcHUTf7 (ORCPT ); Sun, 21 Aug 2016 15:35:59 -0400 Subject: Re: [PATCH] drm/gma500: dont expose bytes from kernel stack To: Joe Perches , Patrik Jakobsson References: <1471804778-3656-1-git-send-email-xypron.glpk@gmx.de> <1471805161.3746.10.camel@perches.com> Cc: David Airlie , dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org From: Heinrich Schuchardt Message-ID: Date: Sun, 21 Aug 2016 21:35:40 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:45.0) Gecko/20100101 Icedove/45.2.0 MIME-Version: 1.0 In-Reply-To: <1471805161.3746.10.camel@perches.com> Content-Type: text/plain; charset=windows-1252 Content-Transfer-Encoding: 7bit X-Provags-ID: V03:K0:M1mAu7xxF5g5I89wI6Ag4oQUJ8NBA4zbexao1UTM6JIAAIcQMpQ KgO6utAZZAyko0U9GF3hvDp0AAIXYZsGu6BepgXCLh5uPcWY0seUbrc6MTduSGmr795J/8/ 5UFixiBkhkhHxSy2GcaZd8OG0L749zafshNYooedowX8dTzslaK5sZWe1/CilY56pJbpMlD W5efpqiMT8xua79H78aWA== X-UI-Out-Filterresults: notjunk:1;V01:K0:uX+vSVTAq+8=:qUiea5YVS0lsqUdiYaiMB9 xJ7VoQMrKRzQTubCGaGrrtfd3eUDSz0ejgWrKguZxPrq5JF5hzC3VFuJTXgFWyQxwzUBaQecS H9qaV2+ssBZGhmwHv6bRpUjrHM74k2aeViDJsscpQdlAlMydC1AqsmZW95gFF2C/NKUTBRH+G pgS8FNBrJkV3FJXP5nBEDhTWAZyVbAzRJy7SG08zjOkTRkGBxPNm1MD0SK2ESlqUQM0b6jag7 ooNCOb1u7+/4ShJaebtDXp8GuJVLwEeL0ADXnnUSkSJq6LaUZfrgZ1Qrc/6XKMkfsugxjhPp1 sv7Nc7uUfFPAEE6gDC0Z+MsK1VxtRCYGuODAzjhxqQFAeIOn+KZG+EC3eu+R0ESf85UL+rjEr baXqDul/d/MqWRe4wtxFQ6aJOPwRXgI6B36UqhqXRboiXounZ3g59XA7okf0xmxxkGoIjMXyF WFc8dWIogv2VdbWRAmprpxckal34aMDg86UG11Q0K8zmpBmnepOn01UgAh/bR+B+VNwCnEt3L 8ZQd5cbuLzuLDXCEmUZ2SuI1xjJhLCHhwnhczEngBsAj4UT2d8HKHN5dfoBazmyRcG758fi2e CNCfLIqtvOgeNFMx7rg+9dppjIntxt5os3ceIJEw5l5KkNlEvCKpzqB/SDwC2XBPFFDP4JCD+ M+WF3/fwvlOwKlwfSER/s4XOYsJ5KQnb09Q51yPcZ8YNF+lWlvDRGkTyxJyJnDC18IPoDbKgv loTOJvHSQ1Zs65nsRzwyi6s7Dtq7GiENXkVDwWcrCcISVx15E5qqVuhR6IiMdLkCLFn+jI0Yy r9d/yKI Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 08/21/2016 08:46 PM, Joe Perches wrote: > On Sun, 2016-08-21 at 20:39 +0200, Heinrich Schuchardt wrote: >> Components m1, m2, p2, dot, vco of variable clock should be >> initialized to avoid bytes from the kernel stack to be >> exposed. > > How was this found? visual code inspection? cppcheck (http://cppcheck.sourceforge.net/)