Re: [PATCH 7/9] serdev: Introduce new bus for serial attached devices

Rob Herring
2017-01-12T19:53:15Z

On Tue, Jan 10, 2017 at 3:46 PM, Pavel Machek <pavel-+ZI9xUNit7I@public.gmane.org> wrote:
> Hi!
>
>> +static void serdev_ctrl_release(struct device *dev)
>> +{
>> + struct serdev_controller *ctrl = to_serdev_controller(dev);
>> + ida_simple_remove(&ctrl_ida, ctrl->nr);
>> + kfree(ctrl);
>> +}
>
> Would it make sense to do something like to_serdev_controller(dev) =
> NULL; there?

That would be the same as adding "ctrl = NULL;" which would be
pointless. The struct device is embedded into serdev_controller.

Rob