From 0e7e9013d4a0785ae22a5a569c3977aeaf7e1900 Mon Sep 17 00:00:00 2001
From: Shweta Yakkali <shwetayakkali@cloudera.com>
Date: Mon, 18 Mar 2019 05:52:48 -0700
Subject: [PATCH] YARN-9340. [Clean-up] Remove NULL check before instanceof in
 ResourceRequestSetKey (Contributed by Shweta Yakkali via Daniel Templeton)

Change-Id: I932e29b36f086f7b7c76a250e33b473617ddbda1
---
 .../hadoop/yarn/server/scheduler/ResourceRequestSetKey.java     | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-common/src/main/java/org/apache/hadoop/yarn/server/scheduler/ResourceRequestSetKey.java b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-common/src/main/java/org/apache/hadoop/yarn/server/scheduler/ResourceRequestSetKey.java
index 4db88efbd5..38162619c8 100644
--- a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-common/src/main/java/org/apache/hadoop/yarn/server/scheduler/ResourceRequestSetKey.java
+++ b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-common/src/main/java/org/apache/hadoop/yarn/server/scheduler/ResourceRequestSetKey.java
@@ -88,7 +88,7 @@ public class ResourceRequestSetKey extends SchedulerRequestKey {
 
   @Override
   public boolean equals(Object obj) {
-    if (obj == null || !(obj instanceof SchedulerRequestKey)) {
+    if (!(obj instanceof SchedulerRequestKey)) {
       return false;
     }
     if (!(obj instanceof ResourceRequestSetKey)) {