[PATCH next] usb: mtu3: fix build warning/error

[Marek Vasut]

On 10/19/20 5:46 AM, Chunfeng Yun wrote:
> Fix up the following build warning/error:
> 1. unused variable 'mtu' in mtu3_gadget_dequeue() and
>    mtu3_gadget_ep_set_halt()
> 2. implicit declaration of function ‘flush_dcache_range’ and
>    ‘invalidate_dcache_range’

Which patch of the ones in usb/next do I squash this in ?