Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S264513AbUFJJe5 (ORCPT ); Thu, 10 Jun 2004 05:34:57 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S264206AbUFJJe5 (ORCPT ); Thu, 10 Jun 2004 05:34:57 -0400 Received: from holly.csn.ul.ie ([136.201.105.4]:52377 "EHLO holly.csn.ul.ie") by vger.kernel.org with ESMTP id S264513AbUFJIfy (ORCPT ); Thu, 10 Jun 2004 04:35:54 -0400 Date: Thu, 10 Jun 2004 09:35:50 +0100 (IST) From: Dave Airlie X-X-Sender: airlied@skynet To: viro@parcelfarce.linux.theplanet.co.uk Cc: "Robert T. Johnson" , faith@valinux.com, dri-devel@lists.sourceforge.net, Linux Kernel Subject: Re: PATCH: 2.6.7-rc3 drivers/char/drm/gamma_dma.c: several user/kernel pointer bugs In-Reply-To: <20040610020332.GC12308@parcelfarce.linux.theplanet.co.uk> Message-ID: References: <1086821620.32053.120.camel@dooby.cs.berkeley.edu> <20040610020332.GC12308@parcelfarce.linux.theplanet.co.uk> MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1441 Lines: 40 I'll fix this in the DRM bk tree and push to Linus... Dave. On Thu, 10 Jun 2004 viro@parcelfarce.linux.theplanet.co.uk wrote: > On Wed, Jun 09, 2004 at 03:53:40PM -0700, Robert T. Johnson wrote: > > gamma_dma_priority and gamma_dma_send_buffers both deref d->send_indices > > and/or d->send_sizes. When these functions are called from gamma_dma, > > these pointers are user pointers and are thus not safe to deref. This patch > > copies over the pointers inside gamma_dma_priority and > > gamma_dma_send_buffers. Let me know if you have any questions or if I've > > made a mistake. > > ACK. > > > ------------------------------------------------------- > This SF.Net email is sponsored by: GNOME Foundation > Hackers Unite! GUADEC: The world's #1 Open Source Desktop Event. > GNOME Users and Developers European Conference, 28-30th June in Norway > http://2004/guadec.org > -- > _______________________________________________ > Dri-devel mailing list > Dri-devel@lists.sourceforge.net > https://lists.sourceforge.net/lists/listinfo/dri-devel > -- David Airlie, Software Engineer http://www.skynet.ie/~airlied / airlied at skynet.ie pam_smb / Linux DECstation / Linux VAX / ILUG person - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/