By the previous modification, the cpu notifier can return encapsulate
errno value.  This converts the cpu notifiers for topology.
Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com>
Cc: Greg Kroah-Hartman <gregkh@suse.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
                topology_remove_dev(cpu);
                break;
        }
-       return rc ? NOTIFY_BAD : NOTIFY_OK;
+       return notifier_from_errno(rc);
 }
 
 static int __cpuinit topology_sysfs_init(void)