On Fri, Feb 26, 2021 at 11:08:26AM +0100, Johan Hovold wrote:
> Claiming the sibling control interface is a bit more involved and
> specifically requires adding support to USB-serial core for managing
> either interface being unbound first, something which could otherwise
> lead to a NULL-pointer dereference.
>
> Similarly, additional infrastructure is also needed to handle suspend
> properly.
>
> Since the driver currently isn't actually using the control interface,
> we can defer this for now by simply not claiming the control interface.
>
> Fixes: c2d405aa86b4 ("USB: serial: add MaxLinear/Exar USB to Serial driver")
> Reported-by: Mauro Carvalho Chehab <[email protected]>
> Cc: Manivannan Sadhasivam <[email protected]>
> Signed-off-by: Johan Hovold <[email protected]>
Reviewed-by: Greg Kroah-Hartman <[email protected]>