linux-kernel - Re: [PATCH 2/2] x86: intel-mid: sfi_handle_*_dev() should check for pdata error code

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <20140115002121.GC18183@psi-dev26.jf.intel.com>
Date:	Tue, 14 Jan 2014 16:21:21 -0800
From:	David Cohen <david.a.cohen@...ux.intel.com>
To:	Ingo Molnar <mingo@...nel.org>
Cc:	tglx@...utronix.de, mingo@...hat.com, hpa@...or.com,
	x86@...nel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 2/2] x86: intel-mid: sfi_handle_*_dev() should check for
 pdata error code

Hi Ingo,

On Fri, Dec 20, 2013 at 09:49:53AM +0100, Ingo Molnar wrote:
> 
> * David Cohen <david.a.cohen@...ux.intel.com> 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@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/