Commit 32805c35 authored Oct 20, 2014 by Marek Szyprowski Committed by Felipe Balbi Oct 23, 2014

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>

parent fd4850cf

drivers/usb/dwc2/gadget.c

+1 −3

Original line number	Diff line number	Diff line
		@@ -2937,9 +2937,7 @@ static int s3c_hsotg_udc_stop(struct usb_gadget *gadget,

		spin_lock_irqsave(&hsotg->lock, flags);

		if (!driver)
		hsotg->driver = NULL;

		hsotg->gadget.speed = USB_SPEED_UNKNOWN;

		spin_unlock_irqrestore(&hsotg->lock, flags);