From 32805c350bad16e7d4debe55820d2e79dca89fb6 Mon Sep 17 00:00:00 2001
From: Marek Szyprowski <m.szyprowski@samsung.com>
Date: Mon, 20 Oct 2014 12:45:33 +0200
Subject: [PATCH] usb: dwc2: gadget: fix gadget unregistration in udc_stop()
 function

udc_stop() should clear ->driver pointer unconditionally to let the UDC
framework to work correctly with both registering/unregistering gadgets
and enabling/disabling gadgets by writing to
/sys/class/udc/*hsotg/soft_connect interface.

Acked-by: Paul Zimmerman <paulz@synopsys.com>
Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>
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