tree 18cc09b97d2fe67d6a7db8056f8a8484258b6870
parent ffc1d299aa836f540a20302e9f22120639ea2944
author Felipe Balbi <balbi@ti.com> 1431109812 -0500
committer Felipe Balbi <balbi@ti.com> 1431536603 -0500

usb: dwc2: hcd: fix build warning

commit db62b9a804b4 (usb: dwc2: host: don't
use dma_alloc_coherent with irqs disabled)
introduced a build warning by using NULL
as an integer. Fix that by just using 0 instead
of NULL.

Signed-off-by: Felipe Balbi <balbi@ti.com>