From 6ff042ab4a6a4183e7df959c3652cb6b0596b2d7 Mon Sep 17 00:00:00 2001
From: Karim Taam <karim.t2am@gmail.com>
Date: Tue, 1 Oct 2024 10:10:46 +0200
Subject: [PATCH] fix leaf update

Signed-off-by: Karim Taam <karim.t2am@gmail.com>
---
 .../besu/ethereum/trie/verkle/visitor/PutVisitor.java         | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/main/java/org/hyperledger/besu/ethereum/trie/verkle/visitor/PutVisitor.java b/src/main/java/org/hyperledger/besu/ethereum/trie/verkle/visitor/PutVisitor.java
index c2e4bc2..e8e54e0 100644
--- a/src/main/java/org/hyperledger/besu/ethereum/trie/verkle/visitor/PutVisitor.java
+++ b/src/main/java/org/hyperledger/besu/ethereum/trie/verkle/visitor/PutVisitor.java
@@ -143,7 +143,9 @@ public Node<V> visit(final LeafNode<V> leafNode, final Bytes path) {
     LeafNode<V> newNode;
     oldValue = leafNode.getValue();
     if (oldValue != value) {
-      newNode = new LeafNode<>(leafNode.getLocation(), value, oldValue);
+      newNode =
+          new LeafNode<>(
+              leafNode.getLocation(), value, leafNode.isPersisted() ? oldValue : Optional.empty());
       batchProcessor.ifPresent(
           processor -> processor.addNodeToBatch(newNode.getLocation(), newNode));
       newNode.markDirty();