From 6a01f7029c0585f6bff88af5be0c85af6a5ba4be Mon Sep 17 00:00:00 2001
From: cxzl25 <cxzl25@users.noreply.github.com>
Date: Thu, 30 Jun 2022 10:20:59 +0800
Subject: [PATCH] [MINOR] Following #2070, Fix BindException when running tests
 on shared machines. (#5951)

---
 .../hudi/common/testutils/minicluster/HdfsTestService.java    | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/hudi-common/src/test/java/org/apache/hudi/common/testutils/minicluster/HdfsTestService.java b/hudi-common/src/test/java/org/apache/hudi/common/testutils/minicluster/HdfsTestService.java
index 245377e5b..742a59599 100644
--- a/hudi-common/src/test/java/org/apache/hudi/common/testutils/minicluster/HdfsTestService.java
+++ b/hudi-common/src/test/java/org/apache/hudi/common/testutils/minicluster/HdfsTestService.java
@@ -103,7 +103,9 @@ public class HdfsTestService {
 
   public void stop() {
     LOG.info("HDFS Minicluster service being shut down.");
-    miniDfsCluster.shutdown();
+    if (miniDfsCluster != null) {
+      miniDfsCluster.shutdown();
+    }
     miniDfsCluster = null;
     hadoopConf = null;
   }