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RE: [PATCH] Input: da9052_onkey: Convert to managed resources

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  RE: [PATCH] Input: da9052_onkey: Convert to managed resources "Opensource [Steve Twiss]" <stwiss.opensource@diasemi.com> - 2015-08-04 15:00 +0200

#1199802 — RE: [PATCH] Input: da9052_onkey: Convert to managed resources

On 27 July 2015 03:56, Vaishali Thakkar wrote:

> Subject: [PATCH] Input: da9052_onkey: Convert to managed resources
> 
> Use managed resource functions devm_input_allocate_device and
> devm_kzalloc. To be compatible with the change, replace various
> gotos by direct returns and drop unneeded labels.
> 
> Signed-off-by: Vaishali Thakkar <vthakkar1994@gmail.com>
> ---
>  drivers/input/misc/da9052_onkey.c | 15 ++++-----------
>  1 file changed, 4 insertions(+), 11 deletions(-)
> 
> diff --git a/drivers/input/misc/da9052_onkey.c
> b/drivers/input/misc/da9052_onkey.c
> index 266e07f..3243fe9 100644
> --- a/drivers/input/misc/da9052_onkey.c
> +++ b/drivers/input/misc/da9052_onkey.c
> @@ -84,12 +84,11 @@ static int da9052_onkey_probe(struct
> platform_device *pdev)
>  		return -EINVAL;
>  	}
> 
> -	onkey = kzalloc(sizeof(*onkey), GFP_KERNEL);
> -	input_dev = input_allocate_device();
> +	onkey = devm_kzalloc(&pdev->dev, sizeof(*onkey), GFP_KERNEL);
> +	input_dev = devm_input_allocate_device(&pdev->dev);
>  	if (!onkey || !input_dev) {
>  		dev_err(&pdev->dev, "Failed to allocate memory\n");
> -		error = -ENOMEM;
> -		goto err_free_mem;
> +		return -ENOMEM;
>  	}
> 
>  	onkey->input = input_dev;
> @@ -108,7 +107,7 @@ static int da9052_onkey_probe(struct
> platform_device *pdev)
>  	if (error < 0) {
>  		dev_err(onkey->da9052->dev,
>  			"Failed to register ONKEY IRQ: %d\n", error);
> -		goto err_free_mem;
> +		return error;
>  	}
> 
>  	error = input_register_device(onkey->input);
> @@ -124,9 +123,6 @@ static int da9052_onkey_probe(struct
> platform_device *pdev)
>  err_free_irq:
>  	da9052_free_irq(onkey->da9052, DA9052_IRQ_NONKEY, onkey);
>  	cancel_delayed_work_sync(&onkey->work);
> -err_free_mem:
> -	input_free_device(input_dev);
> -	kfree(onkey);
> 
>  	return error;
>  }
> @@ -138,9 +134,6 @@ static int da9052_onkey_remove(struct
> platform_device *pdev)
>  	da9052_free_irq(onkey->da9052, DA9052_IRQ_NONKEY, onkey);
>  	cancel_delayed_work_sync(&onkey->work);
> 
> -	input_unregister_device(onkey->input);
> -	kfree(onkey);
> -
>  	return 0;
>  }
> 
> --
> 1.9.1

Acked-by: Steve Twiss <stwiss.opensource@diasemi.com>

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