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From:   Andy Shevchenko <andy.shevchenko@gmail.com>
Date:   Thu, 27 Aug 2020 22:49:24 +0300
Message-ID: <CAHp75VezjCWG+_qLWevc9nX5zQUoB+2UpLJo9HXqnV5svmwX-Q@mail.gmail.com>
Subject: Re: [PATCH v2 07/18] iio: adc: rcar-gyroadc: Simplify with dev_err_probe()
To:     Krzysztof Kozlowski <krzk@kernel.org>
Cc:     Jonathan Cameron <jic23@kernel.org>,
        Hartmut Knaack <knaack.h@gmx.de>,
        Lars-Peter Clausen <lars@metafoo.de>,
        Peter Meerwald-Stadler <pmeerw@pmeerw.net>,
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        Michael Hennerich <Michael.Hennerich@analog.com>,
        Kevin Hilman <khilman@baylibre.com>,
        Neil Armstrong <narmstrong@baylibre.com>,
        Jerome Brunet <jbrunet@baylibre.com>,
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        Marek Vasut <marek.vasut@gmail.com>,
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On Thu, Aug 27, 2020 at 10:28 PM Krzysztof Kozlowski <krzk@kernel.org> wrote:
>
> Common pattern of handling deferred probe can be simplified with
> dev_err_probe().  Less code and also it prints the error value.

Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com>

> Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
>
> ---
>
> Changes since v1:
> 1. Wrap dev_err_probe() lines at 100 character
> ---
>  drivers/iio/adc/rcar-gyroadc.c | 8 ++------
>  1 file changed, 2 insertions(+), 6 deletions(-)
>
> diff --git a/drivers/iio/adc/rcar-gyroadc.c b/drivers/iio/adc/rcar-gyroadc.c
> index d2c1419e72a0..e1a7c93fc2db 100644
> --- a/drivers/iio/adc/rcar-gyroadc.c
> +++ b/drivers/iio/adc/rcar-gyroadc.c
> @@ -495,12 +495,8 @@ static int rcar_gyroadc_probe(struct platform_device *pdev)
>                 return PTR_ERR(priv->regs);
>
>         priv->clk = devm_clk_get(dev, "fck");
> -       if (IS_ERR(priv->clk)) {
> -               ret = PTR_ERR(priv->clk);
> -               if (ret != -EPROBE_DEFER)
> -                       dev_err(dev, "Failed to get IF clock (ret=%i)\n", ret);
> -               return ret;
> -       }
> +       if (IS_ERR(priv->clk))
> +               return dev_err_probe(dev, PTR_ERR(priv->clk), "Failed to get IF clock\n");
>
>         ret = rcar_gyroadc_parse_subdevs(indio_dev);
>         if (ret)
> --
> 2.17.1
>


-- 
With Best Regards,
Andy Shevchenko