Re: [PATCH] remove explicit devm_kfree

From: Dmitry Torokhov
Date: Fri Aug 15 2014 - 12:52:10 EST


On Fri, Aug 15, 2014 at 08:56:05PM +0530, Arjun Sreedharan wrote:
> Memory allocated with devm_kzalloc() is freed automatically when device
> out of scope.

But in this case the device does not necessarily goes "out of scope" and we
still want to release memory.

Thanks.

>
> Signed-off-by: Arjun Sreedharan <arjun024@xxxxxxxxx>
> ---
> drivers/input/misc/soc_button_array.c | 1 -
> 1 file changed, 1 deletion(-)
>
> diff --git a/drivers/input/misc/soc_button_array.c b/drivers/input/misc/soc_button_array.c
> index 5a6334b..123e59f 100644
> --- a/drivers/input/misc/soc_button_array.c
> +++ b/drivers/input/misc/soc_button_array.c
> @@ -131,7 +131,6 @@ soc_button_device_create(struct pnp_dev *pdev,
> err_free_pdev:
> platform_device_put(pd);
> err_free_mem:
> - devm_kfree(&pdev->dev, gpio_keys_pdata);
> return ERR_PTR(error);
> }
>
> --
> 1.7.11.7
>

--
Dmitry
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