usb: cdns3: drd: return IRQ_NONE explicitly.

IRQ_NONE can be returned indirect.

Reviewed-by: Peter Chen <peter.chen@nxp.com>
Signed-off-by: Pawel Laszczak <pawell@cadence.com>
Signed-off-by: Felipe Balbi <balbi@kernel.org>
This commit is contained in:
Pawel Laszczak 2020-07-13 12:05:49 +02:00 • committed by Felipe Balbi
commit 03cce68a82