--- a/master/master.c	Wed Jan 05 11:33:31 2011 +0100
+++ b/master/master.c	Wed Jan 05 12:26:33 2011 +0100
@@ -408,6 +408,7 @@
         EC_MASTER_WARN(master, "Discarding register request, slave %u"
                 " about to be deleted.\n", request->slave->ring_position);
         request->state = EC_INT_REQUEST_FAILURE;
+        kref_put(&request->refcount,ec_master_reg_request_release);
         wake_up(&master->reg_queue);
     }