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SubjectRe: platform_device_add_data(pdev, NULL, 0)
On Fri, Oct 23, 2009 at 10:26:22PM +0200, Uwe Kleine-König wrote:
> Hello,
>
> mfd_add_device() (defined in drivers/mfd/mfd-core.c) is a wrapper do
> allocate platform_devices.
>
> It contains:
>
> ret = platform_device_add_data(pdev,
> cell->platform_data, cell->data_size);
>
> If cell->data_size is 0 (and so likely cell->platform_data == NULL),
> still pdev->dev.platform_data get assigned ZERO_SIZE_PTR.
>
> IMHO the result should better be that pdev->dev.platform_data ends being
> NULL, too. Agreed?

Why? Is this causing problems somewhere?

thanks,

greg k-h
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