Kobject: convert remaining 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/net/bridge/br_sysfs_br.c b/net/bridge/br_sysfs_br.c
index 4e7f91f..9cf0538 100644
--- a/net/bridge/br_sysfs_br.c
+++ b/net/bridge/br_sysfs_br.c
@@ -447,7 +447,7 @@
 	struct kobject *kobj = &dev->dev.kobj;
 	struct net_bridge *br = netdev_priv(dev);
 
-	kobject_unregister(br->ifobj);
+	kobject_put(br->ifobj);
 	sysfs_remove_bin_file(kobj, &bridge_forward);
 	sysfs_remove_group(kobj, &bridge_group);
 }