Re: [PATCHv4 4/9] extcon: max77693: Use devm_extcon_dev_allocate for extcon_dev

[Felipe Balbi]

On Fri, Apr 25, 2014 at 09:42:19AM +0900, Chanwoo Choi wrote:
> This patch use devm_extcon_dev_allocate() to simplify the memory control
> of extcon device.
> 
> Signed-off-by: Chanwoo Choi <cw00.choi@xxxxxxxxxxx>
> Reviewed-by: Krzysztof Kozlowski <k.kozlowski@xxxxxxxxxxx>

Reviewed-by: Felipe Balbi <balbi@xxxxxx>

> ---
>  drivers/extcon/extcon-max77693.c | 9 ++++-----
>  1 file changed, 4 insertions(+), 5 deletions(-)
> 
> diff --git a/drivers/extcon/extcon-max77693.c b/drivers/extcon/extcon-max77693.c
> index f0f18e2..2c7c3e1 100644
> --- a/drivers/extcon/extcon-max77693.c
> +++ b/drivers/extcon/extcon-max77693.c
> @@ -1175,23 +1175,22 @@ static int max77693_muic_probe(struct platform_device *pdev)
>  	}
>  
>  	/* Initialize extcon device */
> -	info->edev = devm_kzalloc(&pdev->dev, sizeof(struct extcon_dev),
> -				  GFP_KERNEL);
> -	if (!info->edev) {
> +	info->edev = devm_extcon_dev_allocate(&pdev->dev,
> +					      max77693_extcon_cable);

you're using spaces for indentation here, I suppose that was intentional
to align the following line to the opening (. No strong feelings but
IIRC checkpatch.pl --strict will complain about it.

> +	if (IS_ERR(info->edev)) {
>  		dev_err(&pdev->dev, "failed to allocate memory for extcon\n");
>  		ret = -ENOMEM;
>  		goto err_irq;
>  	}
>  	info->edev->name = DEV_NAME;
>  	info->edev->dev.parent = &pdev->dev;
> -	info->edev->supported_cable = max77693_extcon_cable;
> +
>  	ret = devm_extcon_dev_register(&pdev->dev, info->edev);
>  	if (ret) {
>  		dev_err(&pdev->dev, "failed to register extcon device\n");
>  		goto err_irq;
>  	}
>  
> -
>  	/* Initialize MUIC register by using platform data or default data */
>  	if (pdata && pdata->muic_data) {
>  		init_data = pdata->muic_data->init_data;
> -- 
> 1.8.0
> 

-- 
balbi

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