Subject: Re: [PATCH] iio: adc: stm32: Fix missing return in booster error path

From: Jonathan Cameron <[email-masked]>
Date: Sun, 13 Sep 2020 10:45:05 +0100

On Thu, 10 Sep 2020 10:52:07 +0200
Krzysztof Kozlowski <[email-masked]> wrote:

> Conversion of error paths to dev_err_probe() dropped one return
> statement.  The driver will continue to probe if getting booster
> regulator fails.
> 
> Reported-by: Stephen Rothwell <[email-masked]>
> Fixes: ce30eeb613cb ("iio: adc: stm32: Simplify with dev_err_probe()")
> Signed-off-by: Krzysztof Kozlowski <[email-masked]>
Applied to the togreg branch of iio.git and pushed out as testing for
the autobuilders to poke at it.

Thanks,

Jonathan

> 
> ---
> 
> Commit sha from linux-next.

This is applying to an (in theory) non rebasing tree, so hopefully
that will remain stable!

> ---
>  drivers/iio/adc/stm32-adc-core.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/iio/adc/stm32-adc-core.c b/drivers/iio/adc/stm32-adc-core.c
> index 3f27b4817a42..6a0338d33bd8 100644
> --- a/drivers/iio/adc/stm32-adc-core.c
> +++ b/drivers/iio/adc/stm32-adc-core.c
> @@ -595,7 +595,7 @@ static int stm32_adc_core_switches_probe(struct device *dev,
>  		if (IS_ERR(priv->booster)) {
>  			ret = PTR_ERR(priv->booster);
>  			if (ret != -ENODEV)
> -				dev_err_probe(dev, ret, "can't get booster\n");
> +				return dev_err_probe(dev, ret, "can't get booster\n");
>  
>  			priv->booster = NULL;
>  		}

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