Re: [PATCH v1 1/1] gpiolib: Fix the error path order in gpiochip_add_data_with_key()

From: Andy Shevchenko
Date: Thu Feb 22 2024 - 08:25:36 EST


On Thu, Feb 22, 2024 at 10:37:06AM +0100, Bartosz Golaszewski wrote:
> On Wed, Feb 21, 2024 at 8:28 PM Andy Shevchenko
> <andriy.shevchenko@xxxxxxxxxxxxxxx> wrote:
> >
> > After shuffling the code, error path wasn't updated correctly.
> > Fix it here.

> > gpiochip_irqchip_free_valid_mask(gc);
> > err_remove_acpi_chip:
> > acpi_gpiochip_remove(gc);
> > + gpiochip_remove_pin_ranges(gc);
> > err_remove_of_chip:
> > gpiochip_free_hogs(gc);
> > of_gpiochip_remove(gc);
>
> This undoes machine_gpiochip_add() and I think it also needs to be
> moved before acpi_gpiochip_remove().

You mean it should be like

gpiochip_irqchip_free_valid_mask(gc);
gpiochip_free_hogs(gc);
err_remove_acpi_chip:
acpi_gpiochip_remove(gc);
gpiochip_remove_pin_ranges(gc);
err_remove_of_chip:
of_gpiochip_remove(gc);

?

--
With Best Regards,
Andy Shevchenko