usb: gadget: udc: dummy: do not rely on 'driver' argument

future patches will remove the extra 'driver'
argument to ->udc_stop(), in order to do that,
we must make sure that our UDC does not rely
on it first.

Signed-off-by: Felipe Balbi <balbi@ti.com>

diff --git a/drivers/usb/gadget/udc/dummy_hcd.c b/drivers/usb/gadget/udc/dummy_hcd.c
index 81dc595..32bdd78 100644 (file)
--- a/drivers/usb/gadget/udc/dummy_hcd.c
+++ b/drivers/usb/gadget/udc/dummy_hcd.c
@@ -921,9 +921,8 @@ static int dummy_udc_stop(struct usb_gadget *g,
        struct dummy_hcd        *dum_hcd = gadget_to_dummy_hcd(g);
        struct dummy            *dum = dum_hcd->dum;
 
-       if (driver)
-               dev_dbg(udc_dev(dum), "unregister gadget driver '%s'\n",
-                               driver->driver.name);
+       dev_dbg(udc_dev(dum), "unregister gadget driver '%s'\n",
+                       dum->driver->driver.name);
 
        dum->driver = NULL;