On Sat, 22 Sep 2018, YueHaibing wrote: > Fixes gcc '-Wunused-but-set-variable' warning: > > drivers/usb/core/driver.c: In function 'usb_driver_claim_interface': > drivers/usb/core/driver.c:513:21: warning: > variable 'udev' set but not used [-Wunused-but-set-variable] > > Signed-off-by: YueHaibing <yuehaibing@xxxxxxxxxx> > --- > drivers/usb/core/driver.c | 3 --- > 1 file changed, 3 deletions(-) > > diff --git a/drivers/usb/core/driver.c b/drivers/usb/core/driver.c > index a1f225f..5356438 100644 > --- a/drivers/usb/core/driver.c > +++ b/drivers/usb/core/driver.c > @@ -510,7 +510,6 @@ int usb_driver_claim_interface(struct usb_driver *driver, > struct usb_interface *iface, void *priv) > { > struct device *dev; > - struct usb_device *udev; > int retval = 0; > > if (!iface) > @@ -524,8 +523,6 @@ int usb_driver_claim_interface(struct usb_driver *driver, > if (!iface->authorized) > return -ENODEV; > > - udev = interface_to_usbdev(iface); > - > dev->driver = &driver->drvwrap.driver; > usb_set_intfdata(iface, priv); > iface->needs_binding = 0; Acked-by: Alan Stern <stern@xxxxxxxxxxxxxxxxxxx>