Re: [PATCH 4/6] mfd: dm355evm_msp: Refactoring for add_child()

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On Sun, 26 Jun 2016, SF Markus Elfring wrote:

> From: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
> Date: Sun, 26 Jun 2016 13:56:58 +0200
> 
> Adjust jump targets according to the Linux coding style convention.
> Another check for the variable "status" can be omitted then at the end.
> 
> Signed-off-by: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
> ---
>  drivers/mfd/dm355evm_msp.c | 18 ++++++++++--------
>  1 file changed, 10 insertions(+), 8 deletions(-)
> 
> diff --git a/drivers/mfd/dm355evm_msp.c b/drivers/mfd/dm355evm_msp.c
> index 270e19c..baf6075 100644
> --- a/drivers/mfd/dm355evm_msp.c
> +++ b/drivers/mfd/dm355evm_msp.c
> @@ -209,7 +209,7 @@ static struct device *add_child(struct i2c_client *client, const char *name,
>  		status = platform_device_add_data(pdev, pdata, pdata_len);
>  		if (status < 0) {
>  			dev_dbg(&pdev->dev, "can't add platform_data\n");
> -			goto err;
> +			goto put_device;
>  		}
>  	}
>  
> @@ -222,19 +222,21 @@ static struct device *add_child(struct i2c_client *client, const char *name,
>  		status = platform_device_add_resources(pdev, &r, 1);
>  		if (status < 0) {
>  			dev_dbg(&pdev->dev, "can't add irq\n");
> -			goto err;
> +			goto put_device;
>  		}
>  	}
>  
>  	status = platform_device_add(pdev);
>  

Remove this line too.

> -err:
> -	if (status < 0) {
> -		platform_device_put(pdev);
> -		dev_err(&client->dev, "can't add %s dev\n", name);
> -		return ERR_PTR(status);
> -	}
> +	if (status)
> +		goto put_device;
> +
>  	return &pdev->dev;
> +
> +put_device:
> +	platform_device_put(pdev);
> +	dev_err(&client->dev, "failed to add device %s\n", name);
> +	return ERR_PTR(status);
>  }
>  
>  static int add_children(struct i2c_client *client)

-- 
Lee Jones
Linaro STMicroelectronics Landing Team Lead
Linaro.org │ Open source software for ARM SoCs
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