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Date:   Thu, 27 Aug 2020 12:39:21 +0900
From:   Chanwoo Choi <cw00.choi@...sung.com>
To:     Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
        linux-kernel@...r.kernel.org,
        MyungJoo Ham <myungjoo.ham@...sung.com>
Cc:     Vijai Kumar K <vijaikumar.kanagarajan@...il.com>,
        Krzysztof Kozlowski <krzk@...nel.org>
Subject: Re: [PATCH v2] extcon: ptn5150: Deduplicate parts of
 dev_err_probe()

Hi Andy,

On 8/27/20 12:23 AM, Andy Shevchenko wrote:
> dev_err_probe() is designed to be used like
> 
> 	return dev_err_probe(dev, ret, "Error message\n");
> 
> Hence no need to have a separate return statement. Besides that
> dev_err_probe() prints already returned error code, no need to repeat
> that either.
> 
> Cc: Vijai Kumar K <vijaikumar.kanagarajan@...il.com>
> Signed-off-by: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
> Reviewed-by: Krzysztof Kozlowski <krzk@...nel.org>
> ---
> v2: dropped Fixed tag (Krzysztof)
>  drivers/extcon/extcon-ptn5150.c | 14 +++++---------
>  1 file changed, 5 insertions(+), 9 deletions(-)
> 
> diff --git a/drivers/extcon/extcon-ptn5150.c b/drivers/extcon/extcon-ptn5150.c
> index 8ba706fad887..051bf374b43f 100644
> --- a/drivers/extcon/extcon-ptn5150.c
> +++ b/drivers/extcon/extcon-ptn5150.c
> @@ -242,8 +242,7 @@ static int ptn5150_i2c_probe(struct i2c_client *i2c)
>  			dev_info(dev, "No VBUS GPIO, ignoring VBUS control\n");
>  			info->vbus_gpiod = NULL;
>  		} else {
> -			dev_err_probe(dev, ret, "failed to get VBUS GPIO\n");
> -			return ret;
> +			return dev_err_probe(dev, ret, "failed to get VBUS GPIO\n");
>  		}
>  	}
>  
> @@ -253,10 +252,8 @@ static int ptn5150_i2c_probe(struct i2c_client *i2c)
>  
>  	info->regmap = devm_regmap_init_i2c(i2c, &ptn5150_regmap_config);
>  	if (IS_ERR(info->regmap)) {
> -		ret = PTR_ERR(info->regmap);
> -		dev_err_probe(info->dev, ret, "failed to allocate register map: %d\n",
> -			      ret);
> -		return ret;
> +		return dev_err_probe(info->dev, PTR_ERR(info->regmap),
> +				     "failed to allocate register map\n");
>  	}
>  
>  	if (i2c->irq > 0) {
> @@ -264,9 +261,8 @@ static int ptn5150_i2c_probe(struct i2c_client *i2c)
>  	} else {
>  		info->int_gpiod = devm_gpiod_get(&i2c->dev, "int", GPIOD_IN);
>  		if (IS_ERR(info->int_gpiod)) {
> -			ret = PTR_ERR(info->int_gpiod);
> -			dev_err_probe(dev, ret, "failed to get INT GPIO\n");
> -			return ret;
> +			return dev_err_probe(dev, PTR_ERR(info->int_gpiod),
> +					     "failed to get INT GPIO\n");
>  		}
>  
>  		info->irq = gpiod_to_irq(info->int_gpiod);
> 

Applied it. Thanks.

-- 
Best Regards,
Chanwoo Choi
Samsung Electronics

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