linux-kernel - Re: [PATCH next v2] gpiolib: check for parent device in devprop_gpiochip_set

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] [day] [month] [year] [list]

Date:   Thu, 17 Sep 2020 12:55:14 +0300
From:   Mika Westerberg <mika.westerberg@...ux.intel.com>
To:     Bartosz Golaszewski <brgl@...ev.pl>
Cc:     Linus Walleij <linus.walleij@...aro.org>,
        Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
        Kent Gibson <warthog618@...il.com>,
        Anders Roxell <anders.roxell@...aro.org>,
        linux-gpio@...r.kernel.org, linux-next@...r.kernel.org,
        linux-kernel@...r.kernel.org,
        Bartosz Golaszewski <bgolaszewski@...libre.com>
Subject: Re: [PATCH next v2] gpiolib: check for parent device in
 devprop_gpiochip_set_names()

On Thu, Sep 17, 2020 at 09:48:57AM +0200, Bartosz Golaszewski wrote:
> From: Bartosz Golaszewski <bgolaszewski@...libre.com>
> 
> It's possible for a GPIO chip to not have a parent device (whose
> properties we inspect for 'gpio-line-names'). In this case we should
> simply return from devprop_gpiochip_set_names(). Add an appropriate
> check for this use-case.
> 
> Fixes: 7cba1a4d5e16 ("gpiolib: generalize devprop_gpiochip_set_names() for device properties")
> Reported-by: Anders Roxell <anders.roxell@...aro.org>
> Signed-off-by: Bartosz Golaszewski <bgolaszewski@...libre.com>
> Reviewed-by: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
> Tested-by: Anders Roxell <anders.roxell@...aro.org>

FWIW,

Reviewed-by: Mika Westerberg <mika.westerberg@...ux.intel.com>