linux-kernel - Re: [PATCH 10/23] gpio: mockup: fix resource leak in error path

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Message-ID: <CAMRc=Mc3V_BJ88CrB_q0uTHjvqVf5XEkm6BJZwrVjnVhPjiYaQ@mail.gmail.com>
Date:   Mon, 7 Sep 2020 13:04:59 +0200
From:   Bartosz Golaszewski <brgl@...ev.pl>
To:     Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
Cc:     Linus Walleij <linus.walleij@...aro.org>,
        Jonathan Corbet <corbet@....net>,
        Mika Westerberg <mika.westerberg@...ux.intel.com>,
        Kent Gibson <warthog618@...il.com>,
        "open list:GPIO SUBSYSTEM" <linux-gpio@...r.kernel.org>,
        linux-doc <linux-doc@...r.kernel.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        linux-acpi@...r.kernel.org,
        Bartosz Golaszewski <bgolaszewski@...libre.com>
Subject: Re: [PATCH 10/23] gpio: mockup: fix resource leak in error path

On Fri, Sep 4, 2020 at 7:00 PM Andy Shevchenko
<andriy.shevchenko@...ux.intel.com> wrote:
>
> On Fri, Sep 04, 2020 at 05:45:34PM +0200, Bartosz Golaszewski wrote:
> > From: Bartosz Golaszewski <bgolaszewski@...libre.com>
> >
> > If the module init function fails after creating the debugs directory,
> > it's never removed. Add proper cleanup calls to avoid this resource
> > leak.
>
> Does it fix existing bug?

You mean - should it go into stable? The bug is quite unlikely but
yeah, probably.

Bart