[PATCH] usb: dwc3: gadget: clear gadget pointer after exit

[Linyu Yuan <quic_linyyuan@xxxxxxxxxxx>]

change device release function to clear gadget pointer.

Signed-off-by: Linyu Yuan <quic_linyyuan@xxxxxxxxxxx>
---
 drivers/usb/dwc3/gadget.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/drivers/usb/dwc3/gadget.c b/drivers/usb/dwc3/gadget.c
index 804b505..e2ab5f6 100644
--- a/drivers/usb/dwc3/gadget.c
+++ b/drivers/usb/dwc3/gadget.c
@@ -4188,9 +4188,10 @@ static int dwc3_gadget_get_irq(struct dwc3 *dwc)
 
 static void dwc_gadget_release(struct device *dev)
 {
-	struct usb_gadget *gadget = container_of(dev, struct usb_gadget, dev);
+	struct dwc3 *dwc = dev_get_platdata(dev);
 
-	kfree(gadget);
+	kfree(dwc->gadget);
+	dwc->gadget = NULL;
 }
 
 /**
-- 
2.7.4