From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751893AbdKHSML (ORCPT ); Wed, 8 Nov 2017 13:12:11 -0500 Received: from mail.linuxfoundation.org ([140.211.169.12]:52214 "EHLO mail.linuxfoundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751168AbdKHSMK (ORCPT ); Wed, 8 Nov 2017 13:12:10 -0500 Date: Wed, 8 Nov 2017 19:12:23 +0100 From: Greg Kroah-Hartman To: Linus Torvalds Cc: William Breathitt Gray , Wu Fengguang , Linux Kernel Mailing List Subject: Re: [PATCH] isa: Prevent NULL dereference in isa_bus driver callbacks Message-ID: <20171108181223.GB14871@kroah.com> References: <20171108152311.14469-1-vilhelm.gray@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.9.1 (2017-09-22) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, Nov 08, 2017 at 09:11:22AM -0800, Linus Torvalds wrote: > On Wed, Nov 8, 2017 at 7:23 AM, William Breathitt Gray > wrote: > > > > This patch fixes a possible NULL pointer dereference if one of the > > isa_driver callbacks to attempted for an unsupported device. This error > > should not occur in practice since ISA devices are typically manually > > configured and loaded by the users, but we may as well prevent this > > error from popping up for the 0day testers. > > Thanks. Acked-by: Linus Torvalds > > And it doesn't seem critical enough for me to take directly this late > in the 4.14 game, so I guess I'll get it from the usual channels. I'll queue it up, given that this has been a problem for 10+ years :) thanks, greg k-h