From bb492a04f8ad9e7e92d7d09283f986f9b70e017c Mon Sep 17 00:00:00 2001
From: Doug Lea <dl@cs.oswego.edu>
Date: Mon, 12 Jan 2026 12:39:44 -0500
Subject: [PATCH] Fix missing undo

---
 .../share/classes/java/util/concurrent/ForkJoinPool.java      | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/src/java.base/share/classes/java/util/concurrent/ForkJoinPool.java b/src/java.base/share/classes/java/util/concurrent/ForkJoinPool.java
index f12d05cac33..bd26ed383a5 100644
--- a/src/java.base/share/classes/java/util/concurrent/ForkJoinPool.java
+++ b/src/java.base/share/classes/java/util/concurrent/ForkJoinPool.java
@@ -1292,9 +1292,7 @@ public class ForkJoinPool extends AbstractExecutorService
                     U.putReferenceVolatile(this, ARRAY, newArray);
                     if (unlock != 1)
                         phase = unlock;
-                    ForkJoinWorkerThread o;
-                    if (pool != null ||
-                        ((o = owner) != null && (pool = o.pool) != null))
+                    if (pool != null)
                         pool.signalWork(this, s);
                     return;
                 }