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Message-id: <1397647403.6147.20.camel@AMDC1943>
Date:	Wed, 16 Apr 2014 13:23:23 +0200
From:	Krzysztof Kozlowski <k.kozlowski@...sung.com>
To:	Sangjung Woo <sangjung.woo@...sung.com>
Cc:	MyungJoo Ham <myungjoo.ham@...sung.com>,
	Chanwoo Choi <cw00.choi@...sung.com>,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH 6/8] extcon: max8997: Use devm_extcon_dev_register()

On śro, 2014-04-16 at 19:27 +0900, Sangjung Woo wrote:
> Use the resource-managed extcon device register function (i.e.
> devm_extcon_dev_register()) instead of extcon_dev_register(). If extcon device
> is attached with this function, that extcon device is automatically unregistered
> on driver detach. That reduces tiresome managing code.
> 
> Signed-off-by: Sangjung Woo <sangjung.woo@...sung.com>
> ---
>  drivers/extcon/extcon-max8997.c |    4 +---
>  1 file changed, 1 insertion(+), 3 deletions(-)

Reviewed-by: Krzysztof Kozlowski <k.kozlowski@...sung.com>

Best regards,
Krzysztof

> diff --git a/drivers/extcon/extcon-max8997.c b/drivers/extcon/extcon-max8997.c
> index 223e6b0..804a446 100644
> --- a/drivers/extcon/extcon-max8997.c
> +++ b/drivers/extcon/extcon-max8997.c
> @@ -709,7 +709,7 @@ static int max8997_muic_probe(struct platform_device *pdev)
>  	info->edev->name = DEV_NAME;
>  	info->edev->dev.parent = &pdev->dev;
>  	info->edev->supported_cable = max8997_extcon_cable;
> -	ret = extcon_dev_register(info->edev);
> +	ret = devm_extcon_dev_register(&pdev->dev, info->edev);
>  	if (ret) {
>  		dev_err(&pdev->dev, "failed to register extcon device\n");
>  		goto err_irq;
> @@ -790,8 +790,6 @@ static int max8997_muic_remove(struct platform_device *pdev)
>  		free_irq(muic_irqs[i].virq, info);
>  	cancel_work_sync(&info->irq_work);
>  
> -	extcon_dev_unregister(info->edev);
> -
>  	return 0;
>  }
>  

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