ocfs2: remove the /sys/o2cb symlink

It is obsoleted since Dec 2005.

Signed-off-by: WANG Cong <amwang@redhat.com>
Signed-off-by: Joel Becker <jlbec@evilplan.org>

fs/ocfs2/cluster/sys.c

@@ -57,7 +57,6 @@ static struct kset *o2cb_kset;
 void o2cb_sys_shutdown(void)
 {
 	mlog_sys_shutdown();
-	sysfs_remove_link(NULL, "o2cb");
 	kset_unregister(o2cb_kset);
 }
 
@@ -69,14 +68,6 @@ int o2cb_sys_init(void)
 	if (!o2cb_kset)
 		return -ENOMEM;
 
-	/*
-	 * Create this symlink for backwards compatibility with old
-	 * versions of ocfs2-tools which look for things in /sys/o2cb.
-	 */
-	ret = sysfs_create_link(NULL, &o2cb_kset->kobj, "o2cb");
-	if (ret)
-		goto error;
-
 	ret = sysfs_create_group(&o2cb_kset->kobj, &o2cb_attr_group);
 	if (ret)
 		goto error;