usb: gadget: printer: don't access file global usb_printer_gadget in function's code

The printer_dev can be recovered from printer_func_unbind() function's
parameters.

Signed-off-by: Andrzej Pietrasiewicz <andrzej.p@samsung.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>
This commit is contained in:
Andrzej Pietrasiewicz 2015-03-03 10:52:21 +01:00 • committed by Felipe Balbi
commit 8fe20f661f