driver core: Replace open-coded list_last_entry()

There is a place in the code where open-coded version of list entry accessors
list_last_entry() is used.

Replace that with the standard macro.
Signed-off-by: NAndy Shevchenko <andriy.shevchenko@linux.intel.com>
Link: https://lore.kernel.org/r/20200324122023.9649-3-andriy.shevchenko@linux.intel.comSigned-off-by: NGreg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/base/dd.c

@@ -1199,7 +1199,7 @@ void driver_detach(struct device_driver *drv)
 			spin_unlock(&drv->p->klist_devices.k_lock);
 			break;
 		}
-		dev_prv = list_entry(drv->p->klist_devices.k_list.prev,
+		dev_prv = list_last_entry(&drv->p->klist_devices.k_list,
 				     struct device_private,
 				     knode_driver.n_node);
 		dev = dev_prv->device;