usb: udc: core: fix error handling

The udc device needs to be deleted if error occurs

Fixes: 855ed04a3758 ("usb: gadget: udc-core: independent registration of
	gadgets and gadget drivers")
Signed-off-by: Peter Chen <peter.chen@nxp.com>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>

diff --git a/drivers/usb/gadget/udc/core.c b/drivers/usb/gadget/udc/core.c
index ff8685ea721936e3a67f63c0d44d0ec0ae4d943b..934f83881c3074250d9117df691463cddb61ca0c 100644 (file)
--- a/drivers/usb/gadget/udc/core.c
+++ b/drivers/usb/gadget/udc/core.c
@@ -1145,7 +1145,7 @@ int usb_add_gadget_udc_release(struct device *parent, struct usb_gadget *gadget,
                        if (ret != -EPROBE_DEFER)
                                list_del(&driver->pending);
                        if (ret)
-                               goto err4;
+                               goto err5;
                        break;
                }
        }
@@ -1154,6 +1154,9 @@ int usb_add_gadget_udc_release(struct device *parent, struct usb_gadget *gadget,
 
        return 0;
 
+err5:
+       device_del(&udc->dev);
+
 err4:
        list_del(&udc->list);
        mutex_unlock(&udc_lock);