--- openflow-2011-10-03-4.h	2015-07-23 09:54:16.776479347 -0700
+++ openflow-2011-10-04-2.h	2015-07-23 09:54:16.780479347 -0700
@@ -1246,8 +1246,9 @@
     OFPBRC_BAD_LEN,             /* Wrong request length for type. */
     OFPBRC_BUFFER_EMPTY,        /* Specified buffer has already been used. */
     OFPBRC_BUFFER_UNKNOWN,      /* Specified buffer does not exist. */
-    OFPBRC_BAD_TABLE_ID         /* Specified table-id invalid or does not
+    OFPBRC_BAD_TABLE_ID,        /* Specified table-id invalid or does not
                                  * exist. */
+    OFPBRC_IS_SLAVE,            /* Denied because controller is slave. */
 };
 
 /* ofp_error_msg 'code' values for OFPET_BAD_ACTION.  'data' contains at least
@@ -1831,10 +1832,10 @@
 
 /* Controller roles. */
 enum ofp_controller_role {
+    OFPCR_ROLE_NOCHANGE,        /* Don't change current role. */
     OFPCR_ROLE_EQUAL,           /* Default role, full access. */
     OFPCR_ROLE_MASTER,          /* Full access, at most one master. */
-    OFPCR_ROLE_SLAVE,           /* Read-only access. */
-    OFPCR_ROLE_NOCHANGE         /* Don't change current role. */
+    OFPCR_ROLE_SLAVE            /* Read-only access. */
 };
 
 /* Role request and reply message. */