diff --git a/external/avro/src/test/resources/log4j.properties b/external/avro/src/test/resources/log4j.properties
index c18a724007c27..f80a5291bc078 100644
--- a/external/avro/src/test/resources/log4j.properties
+++ b/external/avro/src/test/resources/log4j.properties
@@ -46,4 +46,4 @@ log4j.additivity.org.apache.hadoop.hive.metastore.RetryingHMSHandler=false
 log4j.logger.org.apache.hadoop.hive.metastore.RetryingHMSHandler=OFF
 
 log4j.additivity.hive.ql.metadata.Hive=false
-log4j.logger.hive.ql.metadata.Hive=OFF
\ No newline at end of file
+log4j.logger.hive.ql.metadata.Hive=OFF
diff --git a/sql/core/src/main/scala/org/apache/spark/sql/execution/streaming/continuous/ContinuousCoalesceRDD.scala b/sql/core/src/main/scala/org/apache/spark/sql/execution/streaming/continuous/ContinuousCoalesceRDD.scala
index ba85b355f974f..10d8fc553fede 100644
--- a/sql/core/src/main/scala/org/apache/spark/sql/execution/streaming/continuous/ContinuousCoalesceRDD.scala
+++ b/sql/core/src/main/scala/org/apache/spark/sql/execution/streaming/continuous/ContinuousCoalesceRDD.scala
@@ -120,6 +120,7 @@ class ContinuousCoalesceRDD(
 
       context.addTaskCompletionListener { ctx =>
         threadPool.shutdownNow()
+        ()
       }
 
       part.writersInitialized = true