From: Roger Quadros Date: Mon, 3 Apr 2017 12:20:29 +0000 (+0300) Subject: usb: udc: allow adding and removing the same gadget device X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=fac323471df6e196b496f94f7ca2047fa1b18387;p=GitHub%2Fmoto-9609%2Fandroid_kernel_motorola_exynos9610.git usb: udc: allow adding and removing the same gadget device allow usb_del_gadget_udc() and usb add_gadget_udc() to be called repeatedly on the same gadget->dev structure. We need to clear the gadget->dev structure so that kobject_init() doesn't complain about already initialized object. Signed-off-by: Roger Quadros Signed-off-by: Felipe Balbi --- diff --git a/drivers/usb/gadget/udc/core.c b/drivers/usb/gadget/udc/core.c index d685d82dcf48..efce68e9a8e0 100644 --- a/drivers/usb/gadget/udc/core.c +++ b/drivers/usb/gadget/udc/core.c @@ -1273,6 +1273,7 @@ void usb_del_gadget_udc(struct usb_gadget *gadget) flush_work(&gadget->work); device_unregister(&udc->dev); device_unregister(&gadget->dev); + memset(&gadget->dev, 0x00, sizeof(gadget->dev)); } EXPORT_SYMBOL_GPL(usb_del_gadget_udc);