linux-kernel - Re: [PATCH] gpio: fix resource unwinding order in error path

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Message-ID: <CAMRc=MdVzbb1ZxYprwFRDnCz0M=FQgZ1Osq-2nTxo5_AvKwqZQ@mail.gmail.com>
Date: Fri, 1 Mar 2024 09:30:52 +0100
From: Bartosz Golaszewski <brgl@...ev.pl>
To: Johan Hovold <johan@...nel.org>
Cc: Linus Walleij <linus.walleij@...aro.org>, 
	Andy Shevchenko <andriy.shevchenko@...ux.intel.com>, linux-gpio@...r.kernel.org, 
	linux-kernel@...r.kernel.org, 
	Bartosz Golaszewski <bartosz.golaszewski@...aro.org>
Subject: Re: [PATCH] gpio: fix resource unwinding order in error path

On Fri, Mar 1, 2024 at 9:23 AM Johan Hovold <johan@...nel.org> wrote:
>
> On Thu, Feb 29, 2024 at 06:25:49PM +0100, Bartosz Golaszewski wrote:
> > From: Bartosz Golaszewski <bartosz.golaszewski@...aro.org>
> >
> > Hogs are added *after* ACPI so should be removed *before* in error path.
> >
> > Fixes: 6d86750ce623 ("gpio: fix gpio leak in gpiochip_add error path")
>
> This Fixes tag is not correct. Back then hogs were only implemented by
> OF so you need to find another commit to blame here.
>
>         git grep -pW '^int gpiochip_add(' 6d86750ce62391f5a0a7985d5c050c2e3c823ab9
>
> Johan

Ah, indeed, looks like it's me who really borked with commit
a411e81e61df ("gpiolib: add hogs support for machine code").

Let me fix that right up.

Bart