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From:   Arnd Bergmann <arnd@arndb.de>
Date:   Fri, 9 Aug 2019 16:19:46 +0200
Message-ID: <CAK8P3a0Do2=80bOEgi2=773rtek3wkHuQNESePZijy8f6pWJAg@mail.gmail.com>
Subject: Re: [PATCH 05/14] gpio: lpc32xx: allow building on non-lpc32xx targets
To:     Sylvain Lemieux <slemieux.tyco@gmail.com>
Cc:     soc@kernel.org,
        "moderated list:ARM PORT" <linux-arm-kernel@lists.infradead.org>,
        Vladimir Zapolskiy <vz@mleia.com>,
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        Linus Walleij <linus.walleij@linaro.org>,
        Bartosz Golaszewski <bgolaszewski@baylibre.com>,
        Jason Cooper <jason@lakedaemon.net>,
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        "David S. Miller" <davem@davemloft.net>,
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On Tue, Aug 6, 2019 at 10:02 PM Sylvain Lemieux <slemieux.tyco@gmail.com> wrote:

> >
> > +       gpio_reg_base = devm_platform_ioremap_resource(pdev, 0);
> > +       if (gpio_reg_base)
> > +               return -ENXIO;
>
> The probe function will always return an error.
> Please replace the previous 2 lines with:
>     if (IS_ERR(gpio_reg_base))
>         return PTR_ERR(gpio_reg_base);
>
> You can add my acked-by and tested-by in the v2 patch.
> Acked-by: Sylvain Lemieux <slemieux.tyco@gmail.com>
> Tested-by: Sylvain Lemieux <slemieux.tyco@gmail.com>

Ok, fixed now, along with addressing Bartosz' concerns.

       Arnd