linux-kernel - Re: [PATCH v1 1/1] media: c8sectpfe: Clean up handling of *_buffer

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]

Date:   Tue, 8 Mar 2022 18:10:05 +0100
From:   Alain Volmat <alain.volmat@...s.st.com>
To:     Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
CC:     Mauro Carvalho Chehab <mchehab+huawei@...nel.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-media@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        Patrice Chotard <patrice.chotard@...s.st.com>,
        Mauro Carvalho Chehab <mchehab@...nel.org>,
        Hans Verkuil <hverkuil-cisco@...all.nl>
Subject: Re: [PATCH v1 1/1] media: c8sectpfe: Clean up handling of
 *_buffer_aligned

Hi Andy,

sorry for the delay.

Reviewed-by: Alain Volmat <alain.volmat@...s.st.com>

Regards,
Alain

On Tue, Mar 08, 2022 at 12:25:42PM +0200, Andy Shevchenko wrote:
> +Hans (see below).
> 
> On Wed, Mar 02, 2022 at 05:51:42PM +0200, Andy Shevchenko wrote:
> > On Wed, Feb 09, 2022 at 08:25:21PM +0200, Andy Shevchenko wrote:
> > > There are a few cases where code is harder than needed to read.
> > > Improve those by:
> > > - dropping unnecessary castings (see note below)
> > > - use PTR_ALING() to be more explicit on what's going on there
> > > - use proper definitions instead of hard coded values
> > > 
> > > Note, dropping castings will allow to perform an additional check
> > > that type is not changed from void * to something else, e.g. u64,
> > > which may very well break the bitmap APIs.
> > 
> > Any comments on it?
> > Can it be applied?
> 
> -- 
> With Best Regards,
> Andy Shevchenko
> 
>