Re: [PATCH 2/3] spi: pxa2xx: Fix controller unregister order

[Andy Shevchenko <andy.shevchenko@xxxxxxxxx>]

On Thu, May 28, 2020 at 10:03 AM Tsuchiya Yuto <kitakar@xxxxxxxxx> wrote:
> On 5/27/20 10:14 PM, Tsuchiya Yuto wrote:
> > On 5/27/20 9:27 PM, Andy Shevchenko wrote:
> >> On Wed, May 27, 2020 at 09:09:17PM +0900, Tsuchiya Yuto wrote:

...

> This is true for both this series and branch topic/spi/reload
>
> > What this series fixed is the following thing:
> > - without this series: reloading spi_pxa2xx_platform resurrects touch
> >   input with causing NULL pointer dereference (system still operational
> >   after this anyway)
> > - with this series: reloading spi_pxa2xx_platform resurrects touch input
> >   *without* causing NULL pointer dereference
> >
> > Let me know if any further info is required.

Thank you very much for testing, I will figure out what can be done
more there, but it's minor now.
For input and touchscreen I guess you may ask Dmitry (input subsystem
maintainer) and Benjamin (HID, but he might have an idea as well).

> *What this series (and branch topic/spi/reload) fixed is the following thing:
>
> >>> [1] https://bugzilla.kernel.org/show_bug.cgi?id=206403
> >>> [2] https://bugzilla.kernel.org/show_bug.cgi?id=206403#c1


-- 
With Best Regards,
Andy Shevchenko