Hi Kiran,
On Fri, Aug 08, 2014 at 12:48:44PM +0530, Kiran Padwal wrote:
> Converting to devm functions can make the code smaller and cleaner.
I'd rather not mix use of managed and non-managed resources in one
driver.
Thanks.
>
> Signed-off-by: Kiran Padwal <kiran.padwal@xxxxxxxxxxxxxxx>
> ---
> drivers/input/misc/da9052_onkey.c | 20 +++++++++-----------
> 1 file changed, 9 insertions(+), 11 deletions(-)
>
> diff --git a/drivers/input/misc/da9052_onkey.c b/drivers/input/misc/da9052_onkey.c
> index 184c8f2..909441e 100644
> --- a/drivers/input/misc/da9052_onkey.c
> +++ b/drivers/input/misc/da9052_onkey.c
> @@ -84,12 +84,14 @@ static int da9052_onkey_probe(struct platform_device *pdev)
> return -EINVAL;
> }
>
> - onkey = kzalloc(sizeof(*onkey), GFP_KERNEL);
> - input_dev = input_allocate_device();
> - if (!onkey || !input_dev) {
> - dev_err(&pdev->dev, "Failed to allocate memory\n");
> - error = -ENOMEM;
> - goto err_free_mem;
> + onkey = devm_kzalloc(&pdev->dev, sizeof(*onkey), GFP_KERNEL);
> + if (!onkey)
> + return -ENOMEM;
> +
> + input_dev = devm_input_allocate_device(&pdev->dev);
> + if (!input_dev) {
> + dev_err(&pdev->dev, "Failed to allocate input device\n");
> + return -ENOMEM;
> }
>
> onkey->input = input_dev;
> @@ -108,7 +110,7 @@ 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 +126,6 @@ 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;
> }
> @@ -139,7 +138,6 @@ static int da9052_onkey_remove(struct platform_device *pdev)
> cancel_delayed_work_sync(&onkey->work);
>
> input_unregister_device(onkey->input);
> - kfree(onkey);
>
> return 0;
> }
> --
> 1.7.9.5
>
--
Dmitry
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