Kobject: change net/bridge to use kobject_create_and_add

The kobject in the bridge code is only used for registering with sysfs,
not for any lifespan rules.  This patch changes it to be only a pointer
and use the simpler api for this kind of thing.

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

diff --git a/net/bridge/br_private.h b/net/bridge/br_private.h
index f666f7b..c11b554 100644
--- a/net/bridge/br_private.h
+++ b/net/bridge/br_private.h
@@ -124,7 +124,7 @@
 	struct timer_list		tcn_timer;
 	struct timer_list		topology_change_timer;
 	struct timer_list		gc_timer;
-	struct kobject			ifobj;
+	struct kobject			*ifobj;
 };
 
 extern struct notifier_block br_device_notifier;