Kobject: convert fs/* 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/fs/debugfs/inode.c b/fs/debugfs/inode.c
index 97f6381..d26e282 100644
--- a/fs/debugfs/inode.c
+++ b/fs/debugfs/inode.c
@@ -438,7 +438,7 @@
 
 	retval = register_filesystem(&debug_fs_type);
 	if (retval)
-		kobject_unregister(debug_kobj);
+		kobject_put(debug_kobj);
 	return retval;
 }
 
@@ -446,7 +446,7 @@
 {
 	simple_release_fs(&debugfs_mount, &debugfs_mount_count);
 	unregister_filesystem(&debug_fs_type);
-	kobject_unregister(debug_kobj);
+	kobject_put(debug_kobj);
 }
 
 core_initcall(debugfs_init);