From d97f224e43da0c904211fb9351e0a1cf3b58635e Mon Sep 17 00:00:00 2001
From: Okan <61149510+okan-nako@users.noreply.github.com>
Date: Wed, 27 May 2026 11:12:55 +0200
Subject: [PATCH] Update Timer_List_T.cpp

Since increasing id_counter_ can lead to an overflow, we propose adding an overflow check.
---
 ACE/ace/Timer_List_T.cpp | 11 +++++++++--
 1 file changed, 9 insertions(+), 2 deletions(-)

diff --git a/ACE/ace/Timer_List_T.cpp b/ACE/ace/Timer_List_T.cpp
index 89a6387699549..bda2f7d63df22 100644
--- a/ACE/ace/Timer_List_T.cpp
+++ b/ACE/ace/Timer_List_T.cpp
@@ -210,8 +210,15 @@ ACE_Timer_List_T<TYPE, FUNCTOR, ACE_LOCK, TIME_POLICY>::schedule_i (const TYPE &
 
   if (n != 0)
   {
-    long id = this->id_counter_++;
-
+    long id = this->id_counter_;
+    if (this->id_counter_ < LONG_MAX)
+    {
+      this->id_counter_++;
+    }
+    else
+    {
+      this->id_counter_ = 0;
+    }
     if (id != -1) {
       n->set (type, act, future_time, interval, 0, 0, id);
       this->schedule_i (n, future_time);