linux-kernel - Re: [PATCH 1/4] driver core: add root_device

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Date:	Fri, 12 Dec 2008 09:42:46 +0100
From:	Cornelia Huck <cornelia.huck@...ibm.com>
To:	Mark McLoughlin <markmc@...hat.com>
Cc:	Greg KH <gregkh@...e.de>, linux-kernel@...r.kernel.org,
	virtualization@...ts.linux-foundation.org,
	Rusty Russell <rusty@...tcorp.com.au>,
	Anthony Liguori <aliguori@...ibm.com>,
	Kay Sievers <kay.sievers@...y.org>
Subject: Re: [PATCH 1/4] driver core: add root_device_register()

On Thu, 11 Dec 2008 18:23:27 +0000,
Mark McLoughlin <markmc@...hat.com> wrote:

> diff --git a/drivers/base/core.c b/drivers/base/core.c
> index 8c2cc26..20e5825 100644
> --- a/drivers/base/core.c
> +++ b/drivers/base/core.c
> @@ -1196,6 +1196,93 @@ EXPORT_SYMBOL_GPL(put_device);
>  EXPORT_SYMBOL_GPL(device_create_file);
>  EXPORT_SYMBOL_GPL(device_remove_file);
> 
> +struct root_device
> +{
> +	struct device dev;
> +	struct module *owner;
> +};
> +
> +static void root_device_release(struct device *dev)
> +{

You need to get the root device here and free that.

> +	kfree(dev);
> +}
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