usb: dwc3: gadget: simplify __dwc3_gadget_ep_queue()

There is more possibility for sharing code if we just realise that now
__dwc3_gadget_kic_transfer() knows to break out early if there are no
TRBs left.

Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
This commit is contained in:
Felipe Balbi 2017-09-05 14:32:55 +03:00
commit 64e0108029