ONOS-5259 Fix ClassCastException

Change-Id: I7956d1392f620a5bdb4800bc45bfaef1a03d8e38
diff --git a/protocols/openflow/ctl/src/main/java/org/onosproject/openflow/controller/impl/OFChannelHandler.java b/protocols/openflow/ctl/src/main/java/org/onosproject/openflow/controller/impl/OFChannelHandler.java
index 9106710..79eaa6b 100644
--- a/protocols/openflow/ctl/src/main/java/org/onosproject/openflow/controller/impl/OFChannelHandler.java
+++ b/protocols/openflow/ctl/src/main/java/org/onosproject/openflow/controller/impl/OFChannelHandler.java
@@ -577,9 +577,9 @@
                 // if we get here, then the error message is for something else
                 if (m.getErrType() == OFErrorType.BAD_REQUEST &&
                         (((OFBadRequestErrorMsg) m).getCode() ==
-                           OFBadRequestCode.EPERM) ||
+                           OFBadRequestCode.EPERM ||
                         ((OFBadRequestErrorMsg) m).getCode() ==
-                           OFBadRequestCode.IS_SLAVE) {
+                           OFBadRequestCode.IS_SLAVE)) {
                     // We are the master controller and the switch returned
                     // a permission error. This is a likely indicator that
                     // the switch thinks we are slave. Reassert our