[PATCH v2 03/18] wifi: ath9k: drop redundant device reference

[Toke Høiland-Jørgensen]

Johan Hovold <johan at kernel.org> writes:

> Driver core holds a reference to the USB interface and its parent USB
> device while the interface is bound to a driver and there is no need to
> take additional references unless the structures are needed after
> disconnect.
>
> Drop the redundant device reference to reduce cargo culting, make it
> easier to spot drivers where an extra reference is needed, and reduce
> the risk of memory leaks when drivers fail to release it.
>
> Signed-off-by: Johan Hovold <johan at kernel.org>

Acked-by: Toke Høiland-Jørgensen <toke at toke.dk>