On Thu, 26 Apr 2007 10:58:45 -0400 (EDT),
Alan Stern <[email protected]> wrote:
> > > > The remove() method must also unset driver_data.
> > >
> > > It doesn't really have to. The driver core could do it.
> >
> > I think it is more consistent if the driver takes care of the fields
> > specifically designed for its usage.
>
> Yes. However if the driver forgets to clear the field it shouldn't cause
> a warning. After all, there won't be any harm; the next driver to bind
> to the device will just overwrite the driver_data anyway.
Agreed, but it is still a good practice and should be recommended.
> > Yes. Especially since the "gone"-field may be contained in that
> > embedding structure if the subsystem controls it.
>
> No, no! The "gone" flag must be in the private data structure. If it
> were in a container of the device structure, then it could be overwritten
> when a different driver binds to the device.
Argl, thinko again. You're right, of course.
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