Merge pull request #798 from charithag/master

Fixed https://github.com/wso2/product-iots/issues/1329

components/extensions/cdmf-transport-adapters/input/org.wso2.carbon.device.mgt.input.adapter.mqtt/src/main/java/org/wso2/carbon/device/mgt/input/adapter/mqtt/MQTTEventAdapterFactory.java

@@ -84,10 +84,10 @@ public class MQTTEventAdapterFactory extends InputEventAdapterFactory {
 
         //Broker Password
         Property password = new Property(MQTTEventAdapterConstants.ADAPTER_CONF_PASSWORD);
-        userName.setDisplayName(
+        password.setDisplayName(
                 resourceBundle.getString(MQTTEventAdapterConstants.ADAPTER_CONF_PASSWORD));
-        userName.setRequired(false);
-        userName.setHint(resourceBundle.getString(MQTTEventAdapterConstants.ADAPTER_CONF_PASSWORD_HINT));
+        password.setRequired(false);
+        password.setHint(resourceBundle.getString(MQTTEventAdapterConstants.ADAPTER_CONF_PASSWORD_HINT));
         propertyList.add(password);
 
         //Broker Required Scopes.