linux-kernel - Re: [PATCH v13 12/18] platform: Add __free() based cleanup function for platform_device

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Message-ID: <20241014164339.00003e73@Huawei.com>
Date: Mon, 14 Oct 2024 16:43:39 +0100
From: Jonathan Cameron <Jonathan.Cameron@...wei.com>
To: <shiju.jose@...wei.com>
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Subject: Re: [PATCH v13 12/18] platform: Add __free() based cleanup function
 for platform_device_put

On Wed, 9 Oct 2024 13:41:13 +0100
<shiju.jose@...wei.com> wrote:

> From: Jonathan Cameron <Jonathan.Cameron@...wei.com>
> 
> Add __free() based cleanup function for platform_device_put().
> 
> Signed-off-by: Jonathan Cameron <Jonathan.Cameron@...wei.com>
> Signed-off-by: Shiju Jose <shiju.jose@...wei.com>
> ---
>  include/linux/platform_device.h | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/include/linux/platform_device.h b/include/linux/platform_device.h
> index d422db6eec63..606533b88f44 100644
> --- a/include/linux/platform_device.h
> +++ b/include/linux/platform_device.h
> @@ -232,6 +232,7 @@ extern int platform_device_add_data(struct platform_device *pdev,
>  extern int platform_device_add(struct platform_device *pdev);
>  extern void platform_device_del(struct platform_device *pdev);
>  extern void platform_device_put(struct platform_device *pdev);
> +DEFINE_FREE(platform_device_put, struct platform_device *, if (_T) platform_device_put(_T))
>  
>  struct platform_driver {
>  	int (*probe)(struct platform_device *);

+CC Greg KH and Rafael.

Makes sure to include them on v14 as this needs review from a driver core point
of view I think.