HBASE-28452 Missing null check of rpcServer.scheduler.executor causes…

… NPE with invalid value of hbase.client.default.rpc.codec (#5778) Signed-off-by: Duo Zhang <zhangduo@apache.org> (cherry picked from commit f412bdb)
apache · Mar 28, 2024 · 55bb08f · 55bb08f
1 parent fffa361
commit 55bb08f
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/hbase-server/src/main/java/org/apache/hadoop/hbase/ipc/FifoRpcScheduler.java b/hbase-server/src/main/java/org/apache/hadoop/hbase/ipc/FifoRpcScheduler.java
@@ -68,7 +68,9 @@ public void start() {
 
   @Override
   public void stop() {
-    this.executor.shutdown();
+    if (this.executor != null) {
+      this.executor.shutdown();
+    }
   }
 
   private static class FifoCallRunner implements Runnable {