linux-kernel - Re: [PATCH v5 1/2] mfd: dm355evm_msp: Refactoring for add

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Date:   Tue, 30 Aug 2016 16:10:44 +0100
From:   Lee Jones <lee.jones@...aro.org>
To:     SF Markus Elfring <elfring@...rs.sourceforge.net>
Cc:     kernel-janitors@...r.kernel.org,
        LKML <linux-kernel@...r.kernel.org>,
        Julia Lawall <julia.lawall@...6.fr>
Subject: Re: [PATCH v5 1/2] mfd: dm355evm_msp: Refactoring for add_child()

On Thu, 11 Aug 2016, SF Markus Elfring wrote:

> From: Markus Elfring <elfring@...rs.sourceforge.net>
> Date: Thu, 11 Aug 2016 13:30:32 +0200
> 
> Adjust jump targets according to the Linux coding style convention.
> Another check for the variable "status" can be omitted then at the end.
> 
> Link: https://lkml.kernel.org/g/<20160628163146.GG29166@...l>
> Signed-off-by: Markus Elfring <elfring@...rs.sourceforge.net>
> ---
> 
> v5: Rebased on the source files from Linux next-20160809.
> 
> v4: Adjustment of an error message at the end
>     
>     See also a change request for the module "twl-core" on 2016-06-08:
>     https://lkml.kernel.org/g/<20160608111442.GB14888@...l>
> 
> v3: Deletion of another blank line as requested by Lee Jones
> 
> v2: Rebasing
> 
>  drivers/mfd/dm355evm_msp.c | 17 +++++++++--------
>  1 file changed, 9 insertions(+), 8 deletions(-)

Applied, thanks.

> diff --git a/drivers/mfd/dm355evm_msp.c b/drivers/mfd/dm355evm_msp.c
> index 270e19c..86eca61 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 +222,20 @@ 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);
> +	if (status)
> +		goto put_device;
>  
> -err:
> -	if (status < 0) {
> -		platform_device_put(pdev);
> -		dev_err(&client->dev, "can't add %s dev\n", name);
> -		return ERR_PTR(status);
> -	}
>  	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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