Fix: NPE while cleaning up namespace node (apache#4965)

tahirh · Aug 18, 2019 · 41bc407 · 41bc407
1 parent 33441ea
commit 41bc407
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/pulsar-broker/src/main/java/org/apache/pulsar/broker/namespace/ServiceUnitZkUtils.java b/pulsar-broker/src/main/java/org/apache/pulsar/broker/namespace/ServiceUnitZkUtils.java
@@ -153,7 +153,7 @@ private static final void cleanupSingleNamespaceNode(ZooKeeper zkc, String path,
         String brokerUrl = null;
         try {
             byte[] data = zkc.getData(path, false, null);
-            if (data.length == 0) {
+            if (data == null || data.length == 0) {
                 // skip, ephemeral node will not have zero byte
                 return;
             }