Merge quant.(none):/ext/mysql/bkroot/mysql-5.0-rpl

into  quant.(none):/ext/mysql/bk/mysql-5.0-bug21132

sql/slave.cc

@@ -3530,7 +3530,7 @@ pthread_handler_t handle_slave_io(void *arg)
       on with life.
     */
     thd->proc_info = "Registering slave on master";
-    if (register_slave_on_master(mysql) ||  update_slave_list(mysql, mi))
+    if (register_slave_on_master(mysql))
       goto err;
   }