From 2a82c8f222320b771b992b1994dd0a99ba0c9f1d Mon Sep 17 00:00:00 2001
From: kongdong <kongdong@xiaohongshu.com>
Date: Fri, 3 Dec 2021 16:45:19 +0800
Subject: [PATCH] Fix pre_generated_vec overflow

---
 src/nameservice/UpstreamPolicies.cc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/nameservice/UpstreamPolicies.cc b/src/nameservice/UpstreamPolicies.cc
index 331d4ca8..e8342d4f 100644
--- a/src/nameservice/UpstreamPolicies.cc
+++ b/src/nameservice/UpstreamPolicies.cc
@@ -590,7 +590,7 @@ void UPSVNSWRRPolicy::init_virtual_nodes()
 	UPSAddrParams *params;
 	size_t s = this->pre_generated_vec.size();
 	size_t e = this->total_weight - s;
-	this->pre_generated_vec.resize(s);
+	this->pre_generated_vec.resize(e);
 
 	for (size_t i = s; i < e; i++)
 	{