From b0d51a6f36ac47118da4995cb7ddd7d32847f320 Mon Sep 17 00:00:00 2001
From: Lucas CHOLLET <lucas.chollet@free.fr>
Date: Sat, 15 Jan 2022 11:08:08 +0100
Subject: [PATCH] AK: Fix erroneous move operators for SinglyLinkedList

This patch provides a proper implementation of the move operator and
delete the move assignment operator.

Those operators were introduced in #11888
---
 AK/SinglyLinkedList.h | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/AK/SinglyLinkedList.h b/AK/SinglyLinkedList.h
index 99ac7e0982..513215e374 100644
--- a/AK/SinglyLinkedList.h
+++ b/AK/SinglyLinkedList.h
@@ -81,9 +81,15 @@ private:
 public:
     SinglyLinkedList() = default;
     SinglyLinkedList(const SinglyLinkedList& other) = delete;
-    SinglyLinkedList(SinglyLinkedList&&) = default;
+    SinglyLinkedList(SinglyLinkedList&& other)
+        : m_head(other.m_head)
+        , m_tail(other.m_tail)
+    {
+        other.m_head = nullptr;
+        other.m_tail = nullptr;
+    }
     SinglyLinkedList& operator=(const SinglyLinkedList& other) = delete;
-    SinglyLinkedList& operator=(SinglyLinkedList&&) = default;
+    SinglyLinkedList& operator=(SinglyLinkedList&&) = delete;
 
     ~SinglyLinkedList() { clear(); }