From 6a319ffa607167fd89b304f530fd1c8486a9726a Mon Sep 17 00:00:00 2001
From: zhaoyixin1998 <zhaoyixin5@huawei.com>
Date: Tue, 6 Jan 2026 15:22:41 +0800
Subject: [PATCH] =?UTF-8?q?operator=E5=AF=B9=E8=B1=A1=E9=87=8A=E6=94=BE?=
 =?UTF-8?q?=E5=89=8D=E5=8A=A0=E9=94=81?=
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Signed-off-by: zhaoyixin1998 <zhaoyixin5@huawei.com>
---
 services/aams/src/accessibility_window_connection.cpp | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/services/aams/src/accessibility_window_connection.cpp b/services/aams/src/accessibility_window_connection.cpp
index c73b7b0a7..7dcfbb003 100644
--- a/services/aams/src/accessibility_window_connection.cpp
+++ b/services/aams/src/accessibility_window_connection.cpp
@@ -131,6 +131,7 @@ void AccessibilityWindowConnection::AddDeathRecipient(int32_t windowId, int32_t
  
 void AccessibilityWindowConnection::ResetProxy()
 {
+    std::lock_guard<ffrt::mutex> lock(proxyMutex_);
     if (proxy_ && proxy_->AsObject() && proxyDeathRecipient_) {
         proxy_->AsObject()->RemoveDeathRecipient(proxyDeathRecipient_);
     }
@@ -141,6 +142,7 @@ void AccessibilityWindowConnection::ResetProxy()
  
 void AccessibilityWindowConnection::ResetBrokerProxy()
 {
+    std::lock_guard<ffrt::mutex> lock(proxyMutex_);
     if (brokerProxy_ && brokerProxy_->AsObject() && brokerProxyDeathRecipient_) {
         brokerProxy_->AsObject()->RemoveDeathRecipient(brokerProxyDeathRecipient_);
     }