diff -r df9b00bda8dc -r 6aaf77798445 master/fsm_master.c
--- a/master/fsm_master.c	Thu Aug 05 09:54:06 2010 +0200
+++ b/master/fsm_master.c	Thu Sep 16 10:16:12 2010 +0200
@@ -85,7 +85,7 @@
     fsm->idle = 0;
     fsm->link_state = 0;
     fsm->slaves_responding = 0;
-    fsm->topology_change_pending = 0;
+    fsm->rescan_required = 0;
     fsm->slave_states = EC_SLAVE_STATE_UNKNOWN;
 
     // init sub-state-machines
@@ -201,7 +201,7 @@
 
     // bus topology change?
     if (datagram->working_counter != fsm->slaves_responding) {
-        fsm->topology_change_pending = 1;
+        fsm->rescan_required = 1;
         fsm->slaves_responding = datagram->working_counter;
         EC_MASTER_INFO(master, "%u slave(s) responding.\n",
                 fsm->slaves_responding);
@@ -237,7 +237,7 @@
         fsm->slave_states = 0x00;
     }
 
-    if (fsm->topology_change_pending) {
+    if (fsm->rescan_required) {
         down(&master->scan_sem);
         if (!master->allow_scan) {
             up(&master->scan_sem);
@@ -245,9 +245,8 @@
             master->scan_busy = 1;
             up(&master->scan_sem);
 
-            // topology change when scan is allowed:
             // clear all slaves and scan the bus
-            fsm->topology_change_pending = 0;
+            fsm->rescan_required = 0;
             fsm->idle = 0;
             fsm->scan_jiffies = jiffies;
 
@@ -630,7 +629,7 @@
             slave->error_flag = 1;
             EC_SLAVE_DBG(slave, 1, "Slave did not respond to state query.\n");
         }
-        fsm->topology_change_pending = 1;
+        fsm->rescan_required = 1;
         ec_fsm_master_restart(fsm);
         return;
     }