From 32805c350bad16e7d4debe55820d2e79dca89fb6 Mon Sep 17 00:00:00 2001 From: Marek Szyprowski 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 Signed-off-by: Marek Szyprowski Signed-off-by: Felipe Balbi --- drivers/usb/dwc2/gadget.c | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-) diff --git a/drivers/usb/dwc2/gadget.c b/drivers/usb/dwc2/gadget.c index 7f25527b10a7..5e548f75686c 100644 --- a/drivers/usb/dwc2/gadget.c +++ b/drivers/usb/dwc2/gadget.c @@ -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->driver = NULL; hsotg->gadget.speed = USB_SPEED_UNKNOWN; spin_unlock_irqrestore(&hsotg->lock, flags); -- 2.34.1