From ea12b8203a314668e7a6656c6d8f4ead0d4e1d48 Mon Sep 17 00:00:00 2001
From: "@ran-zhao-yu" <ranzhaoyu1@huawei.com>
Date: Sat, 27 Apr 2024 17:26:52 +0800
Subject: [PATCH] =?UTF-8?q?=E7=9C=8B=E6=9D=BF=E5=91=8A=E8=AD=A6=E4=BF=AE?=
 =?UTF-8?q?=E6=94=B9?=
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Signed-off-by: @ran-zhao-yu <ranzhaoyu1@huawei.com>
---
 src/id_worker.cpp | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/id_worker.cpp b/src/id_worker.cpp
index f9ea08a..85db722 100644
--- a/src/id_worker.cpp
+++ b/src/id_worker.cpp
@@ -161,6 +161,9 @@ uint64_t IdWorker::GetMaxId(uint64_t startId) const
     while ((flag & startId) == 0) {
         flag = flag << 1;
     }
+    if (startId + flag < 1) {
+        return 0;
+    }
     return (startId + flag - 1) > 0 ? (startId + flag - 1) : 0;
 }
 }