Merge branch 'master' of github.com:thingsboard/thingsboard

Andrew Shvayka
2 parents d80f666b d7c755a5
Showing 1 changed file with 3 additions and 1 deletions
netty-mqtt/src/main/java/org/thingsboard/mqtt/MqttClientImpl.java
--- a/netty-mqtt/src/main/java/org/thingsboard/mqtt/MqttClientImpl.java
View file @8fd3766
+++ b/netty-mqtt/src/main/java/org/thingsboard/mqtt/MqttClientImpl.java
View file @8fd3766
@@ -390,7 +390,9 @@ final class MqttClientImpl implements MqttClient {
     }
 
     public void onSuccessfulReconnect() {
-        callback.onSuccessfulReconnect();
+        if (callback != null) {
+            callback.onSuccessfulReconnect();
+        }
     }