# Re: \[PATCH v1 11/19\] pinctrl: armada-37xx: Convert to use dev\_err\_probe()

- From: Gregory CLEMENT \<gregory.clement@bootlin.com\>
- Date: 2021-11-08 10:59:53 
- List: linux-arm-kernel
- Page: https://ratatoskr.run/linux-arm-kernel/2021/11/1565394
- Thread: https://ratatoskr.run/linux-gpio/2021/11/1563779/t.md

```text
Hello Andy,

> It's fine to call dev_err_probe() in ->probe() when error code is known.
> Convert the driver to use dev_err_probe().
>
> Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>

Reviewed-by: Gregory CLEMENT <gregory.clement@bootlin.com>

Thanks,

Gregory

> ---
>  drivers/pinctrl/mvebu/pinctrl-armada-37xx.c | 18 ++++++------------
>  1 file changed, 6 insertions(+), 12 deletions(-)
>
> diff --git a/drivers/pinctrl/mvebu/pinctrl-armada-37xx.c b/drivers/pinctrl/mvebu/pinctrl-armada-37xx.c
> index 282b3fac3bec..f48745c43419 100644
> --- a/drivers/pinctrl/mvebu/pinctrl-armada-37xx.c
> +++ b/drivers/pinctrl/mvebu/pinctrl-armada-37xx.c
> @@ -736,10 +736,8 @@ static int armada_37xx_irqchip_register(struct platform_device *pdev,
>  			break;
>  		}
>  	}
> -	if (ret) {
> -		dev_err(dev, "no gpio-controller child node\n");
> -		return ret;
> -	}
> +	if (ret)
> +		return dev_err_probe(dev, ret, "no gpio-controller child node\n");
>  
>  	nr_irq_parent = of_irq_count(np);
>  	spin_lock_init(&info->irq_lock);
> @@ -996,10 +994,8 @@ static int armada_37xx_pinctrl_register(struct platform_device *pdev,
>  		return ret;
>  
>  	info->pctl_dev = devm_pinctrl_register(dev, ctrldesc, info);
> -	if (IS_ERR(info->pctl_dev)) {
> -		dev_err(dev, "could not register pinctrl driver\n");
> -		return PTR_ERR(info->pctl_dev);
> -	}
> +	if (IS_ERR(info->pctl_dev))
> +		return dev_err_probe(dev, PTR_ERR(info->pctl_dev), "could not register pinctrl driver\n");
>  
>  	return 0;
>  }
> @@ -1135,10 +1131,8 @@ static int __init armada_37xx_pinctrl_probe(struct platform_device *pdev)
>  	info->dev = dev;
>  
>  	regmap = syscon_node_to_regmap(np);
> -	if (IS_ERR(regmap)) {
> -		dev_err(dev, "cannot get regmap\n");
> -		return PTR_ERR(regmap);
> -	}
> +	if (IS_ERR(regmap))
> +		return dev_err_probe(dev, PTR_ERR(regmap), "cannot get regmap\n");
>  	info->regmap = regmap;
>  
>  	info->data = of_device_get_match_data(dev);
> -- 
> 2.33.0
>

-- 
Gregory Clement, Bootlin
Embedded Linux and Kernel engineering
http://bootlin.com

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```