linux-kernel - Re: [PATCH 1/2] pps: add ioctl_compat function to correct ioctl definitions

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:   Sat, 4 Mar 2017 08:26:47 +0100
From:   Rodolfo Giometti <giometti@...eenne.com>
To:     Matt Ranostay <matt.ranostay@...sulko.com>,
        linux-kernel@...r.kernel.org
Cc:     Rodolfo Giometti <giometti@...eenne.com>,
        Moritz Fischer <mdf@...nel.org>,
        George McCollister <george.mccollister@...il.com>
Subject: Re: [PATCH 1/2] pps: add ioctl_compat function to correct ioctl
 definitions

On 02/24/17 21:23, Matt Ranostay wrote:
> ioctl definitions use the pointer size of the architecture which
> is fine when userspace and kernel are the same bitsize. This
> patchset workarounds an issue with mixed bitsize kernel + userspace
> by rewriting the cmd to the kernelspace architecture pointer size.
>
> Cc: Rodolfo Giometti <giometti@...eenne.com>
> Cc: Moritz Fischer <mdf@...nel.org>
> Cc: George McCollister <george.mccollister@...il.com>
> Signed-off-by: Matt Ranostay <matt.ranostay@...sulko.com>
> ---
>  drivers/pps/pps.c | 13 +++++++++++++
>  1 file changed, 13 insertions(+)

Acked-by: Rodolfo Giometti <giometti@...eenne.com>

-- 

HCE Engineering                      e-mail: giometti@...-engineering.com
GNU/Linux Solutions                          giometti@...eenne.com
Linux Device Driver                          giometti@...ux.it
Embedded Systems                     phone:  +39 349 2432127
UNIX programming                     skype:  rodolfo.giometti
Cosino Project - the quick prototyping embedded system - www.cosino.io
Freelance ICT Italia - Consulente ICT Italia - www.consulenti-ict.it