Kobject: convert drivers/* from kobject_unregister() to kobject_put()

There is no need for kobject_unregister() anymore, thanks to Kay's
kobject cleanup changes, so replace all instances of it with
kobject_put().


Cc: Kay Sievers <kay.sievers@vrfy.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

diff --git a/drivers/base/bus.c b/drivers/base/bus.c
index aea5793..a377b65 100644
--- a/drivers/base/bus.c
+++ b/drivers/base/bus.c
@@ -681,7 +681,7 @@
 	kobject_uevent(&priv->kobj, KOBJ_ADD);
 	return error;
 out_unregister:
-	kobject_unregister(&priv->kobj);
+	kobject_put(&priv->kobj);
 out_put_bus:
 	bus_put(bus);
 	return error;
@@ -708,7 +708,7 @@
 	pr_debug("bus: '%s': remove driver %s\n", drv->bus->name, drv->name);
 	driver_detach(drv);
 	module_remove_driver(drv);
-	kobject_unregister(&drv->p->kobj);
+	kobject_put(&drv->p->kobj);
 	bus_put(drv->bus);
 }