Fix AbstractCommonSubscriber close method

[netconf.git] / restconf / restconf-nb-bierman02 / src / main / java / org / opendaylight / netconf / sal / streams / listeners / AbstractCommonSubscriber.java

diff --git a/restconf/restconf-nb-bierman02/src/main/java/org/opendaylight/netconf/sal/streams/listeners/AbstractCommonSubscriber.java b/restconf/restconf-nb-bierman02/src/main/java/org/opendaylight/netconf/sal/streams/listeners/AbstractCommonSubscriber.java
index 41503253bc61bb2f75fe07f0ea0ae10b6dfbc94d..2a7ba619c59a543fcedd6815912b458977396941 100644 (file)
--- a/restconf/restconf-nb-bierman02/src/main/java/org/opendaylight/netconf/sal/streams/listeners/AbstractCommonSubscriber.java
+++ b/restconf/restconf-nb-bierman02/src/main/java/org/opendaylight/netconf/sal/streams/listeners/AbstractCommonSubscriber.java
@@ -51,8 +51,11 @@ abstract class AbstractCommonSubscriber extends AbstractQueryParams implements B
 
     @Override
     public final void close() {
-        this.registration.close();
-        this.registration = null;
+        if (registration != null) {
+            this.registration.close();
+            this.registration = null;
+        }
+
         unregister();
     }