From c90985bb0b6d8f10e41e13e7bd35e0a45cc87dec Mon Sep 17 00:00:00 2001
From: zhaohe <h_zhaohe@163.com>
Date: Sat, 16 Sep 2023 20:06:17 +0800
Subject: [PATCH] update

---
 os/mutex.cpp | 6 +++---
 os/mutex.hpp | 6 ++++--
 2 files changed, 7 insertions(+), 5 deletions(-)

diff --git a/os/mutex.cpp b/os/mutex.cpp
index 0a418bd..69941c9 100644
--- a/os/mutex.cpp
+++ b/os/mutex.cpp
@@ -46,8 +46,8 @@ void zmutex::unlock() {
 /*******************************************************************************
  *                                 zlock_guard                                 *
  *******************************************************************************/
-zlock_guard::zlock_guard(zmutex* mutex) {
+zlock_guard::zlock_guard(zmutex& mutex) : m_mutex(mutex) {
   m_mutex = mutex;
-  m_mutex->lock();
+  m_mutex.lock();
 }
-zlock_guard::~zlock_guard() { m_mutex->unlock(); }
+zlock_guard::~zlock_guard() { m_mutex.unlock(); }
diff --git a/os/mutex.hpp b/os/mutex.hpp
index 1c3b942..2648019 100644
--- a/os/mutex.hpp
+++ b/os/mutex.hpp
@@ -21,8 +21,10 @@ class zmutex {
 };
 
 class zlock_guard {
-  zmutex* m_mutex;
-  zlock_guard(zmutex* mutex);
+  zmutex& m_mutex;
+
+ public:
+  zlock_guard(zmutex& mutex);
   ~zlock_guard();
 };