Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751957AbaAOAQc (ORCPT ); Tue, 14 Jan 2014 19:16:32 -0500 Received: from mga02.intel.com ([134.134.136.20]:21912 "EHLO mga02.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751730AbaAOAQb (ORCPT ); Tue, 14 Jan 2014 19:16:31 -0500 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="4.95,659,1384329600"; d="scan'208";a="466749182" Date: Tue, 14 Jan 2014 16:21:21 -0800 From: David Cohen To: Ingo Molnar Cc: tglx@linutronix.de, mingo@redhat.com, hpa@zytor.com, x86@kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH 2/2] x86: intel-mid: sfi_handle_*_dev() should check for pdata error code Message-ID: <20140115002121.GC18183@psi-dev26.jf.intel.com> References: <1387244246-20714-1-git-send-email-david.a.cohen@linux.intel.com> <1387518179-4316-1-git-send-email-david.a.cohen@linux.intel.com> <1387518179-4316-2-git-send-email-david.a.cohen@linux.intel.com> <20131220084953.GB21133@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20131220084953.GB21133@gmail.com> User-Agent: Mutt/1.5.21 (2010-09-15) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi Ingo, On Fri, Dec 20, 2013 at 09:49:53AM +0100, Ingo Molnar wrote: > > * David Cohen wrote: > > > Prevent sfi_handle_*_dev() to register device in case > > intel_mid_sfi_get_pdata() failed to execute. > > > > Since 'NULL' is a valid return value, this patch makes > > sfi_handle_*_dev() functions to use IS_ERR() to validate returned pdata. > > Is this bug triggering in practice? If not then please say so in the > changelog. If yes then is this patch desired for v3.13 merging and > also please fix the changelog to conform to the standard changelog > style: > > - first describe the symptoms of the bug - how does a user notice? > > - then describe how the code behaves today and how that is causing > the bug > > - and then only describe how it's fixed. > > The first item is the most important one - while developers > (naturally) tend to concentrate on the least important point, the last > one. Thanks for the feedback :) This new patch set was done in reply to your comment: https://lkml.org/lkml/2013/12/20/517 Br, David Cohen > > Thanks, > > Ingo -- 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/