From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1759533AbYEUIlU (ORCPT ); Wed, 21 May 2008 04:41:20 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1763340AbYEUIko (ORCPT ); Wed, 21 May 2008 04:40:44 -0400 Received: from mx1.redhat.com ([66.187.233.31]:43412 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1761485AbYEUIkn (ORCPT ); Wed, 21 May 2008 04:40:43 -0400 To: linux-kernel@vger.kernel.org Cc: virtualization@lists.linux-foundation.org, Jeremy Fitzhardinge , xen-devel@lists.xensource.com, linux-fbdev-devel@lists.sourceforge.net, adaplas@gmail.com, linux-input@vger.kernel.org, dmitry.torokhov@gmail.com, mingo@redhat.com, akpm@linux-foundation.org, Pat Campbell Subject: [PATCH 4/5] xen pvfb: Zero unused bytes in events sent to backend References: <87d4ngm4s4.fsf@pike.pond.sub.org> From: Markus Armbruster Date: Wed, 21 May 2008 10:40:31 +0200 Message-ID: <871w3wm4n4.fsf@pike.pond.sub.org> User-Agent: Gnus/5.11 (Gnus v5.11) Emacs/22.1 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This isn't a security flaw (the backend can see all our memory anyway). But it's the right thing to do all the same. Signed-off-by: Markus Armbruster --- drivers/video/xen-fbfront.c | 1 + 1 files changed, 1 insertions(+), 0 deletions(-) diff --git a/drivers/video/xen-fbfront.c b/drivers/video/xen-fbfront.c index 5553e51..291eef6 100644 --- a/drivers/video/xen-fbfront.c +++ b/drivers/video/xen-fbfront.c @@ -61,6 +61,7 @@ static void xenfb_do_update(struct xenfb_info *info, union xenfb_out_event event; u32 prod; + memset(&event, 0, sizeof(event)); event.type = XENFB_TYPE_UPDATE; event.update.x = x; event.update.y = y; -- 1.5.3.3