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/infiniband/core/sysfs.c b/drivers/infiniband/core/sysfs.c
index aa81129..c864ef7 100644
--- a/drivers/infiniband/core/sysfs.c
+++ b/drivers/infiniband/core/sysfs.c
@@ -714,7 +714,7 @@
 			sysfs_remove_group(p, &pma_group);
 			sysfs_remove_group(p, &port->pkey_group);
 			sysfs_remove_group(p, &port->gid_group);
-			kobject_unregister(p);
+			kobject_put(p);
 		}
 	}
 
@@ -738,10 +738,10 @@
 		sysfs_remove_group(p, &pma_group);
 		sysfs_remove_group(p, &port->pkey_group);
 		sysfs_remove_group(p, &port->gid_group);
-		kobject_unregister(p);
+		kobject_put(p);
 	}
 
-	kobject_unregister(device->ports_parent);
+	kobject_put(device->ports_parent);
 	class_device_unregister(&device->class_dev);
 }