From 49da23fa1637e8fd2f94dd83e612082baeb140f1 Mon Sep 17 00:00:00 2001
From: crupest <crupest@outlook.com>
Date: Fri, 11 Jun 2021 11:02:41 +0800
Subject: ...

---
 operating-system-experiment/Mutex.cpp | 1 +
 1 file changed, 1 insertion(+)

(limited to 'operating-system-experiment/Mutex.cpp')

diff --git a/operating-system-experiment/Mutex.cpp b/operating-system-experiment/Mutex.cpp
index 4d360f1..8acfdc5 100644
--- a/operating-system-experiment/Mutex.cpp
+++ b/operating-system-experiment/Mutex.cpp
@@ -86,6 +86,7 @@ void Mutex::Destroy() {
   if (handle_ != nullptr) {
     auto c = CloseHandle(handle_);
     assert(c);
+    handle_ = nullptr;
   }
 #else
   if (mutex_ != nullptr) {
-- 
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