Fix: allow to invoke service IP from local k8s node

Change-Id: I8c39703f35319bb51bbd175e7ff717d5e6ec5250
diff --git a/apps/k8s-networking/app/src/main/java/org/onosproject/k8snetworking/impl/K8sFlowRuleManager.java b/apps/k8s-networking/app/src/main/java/org/onosproject/k8snetworking/impl/K8sFlowRuleManager.java
index 25d8a93..73ce2ef 100644
--- a/apps/k8s-networking/app/src/main/java/org/onosproject/k8snetworking/impl/K8sFlowRuleManager.java
+++ b/apps/k8s-networking/app/src/main/java/org/onosproject/k8snetworking/impl/K8sFlowRuleManager.java
@@ -61,6 +61,7 @@
 import static org.onosproject.k8snetworking.api.Constants.DEFAULT_GATEWAY_MAC;
 import static org.onosproject.k8snetworking.api.Constants.FORWARDING_TABLE;
 import static org.onosproject.k8snetworking.api.Constants.GROUPING_TABLE;
+import static org.onosproject.k8snetworking.api.Constants.HOST_PREFIX;
 import static org.onosproject.k8snetworking.api.Constants.JUMP_TABLE;
 import static org.onosproject.k8snetworking.api.Constants.K8S_NETWORKING_APP_ID;
 import static org.onosproject.k8snetworking.api.Constants.NAMESPACE_TABLE;
@@ -343,7 +344,7 @@
 
     private void setupHostRoutingRule(K8sNetwork k8sNetwork) {
         setAnyRoutingRule(IpPrefix.valueOf(
-                k8sNetwork.gatewayIp(), 32), null, k8sNetwork);
+                k8sNetwork.gatewayIp(), HOST_PREFIX), null, k8sNetwork);
     }
 
     private class InternalK8sNodeListener implements K8sNodeListener {
@@ -391,8 +392,8 @@
                     deviceEventExecutor.execute(() -> processNetworkCreation(event.subject()));
                     break;
                 case K8S_NETWORK_REMOVED:
-                    break;
                 default:
+                    // do nothing
                     break;
             }
         }