From bcd8efb92627e84d2e08eef77c34ec8420290708 Mon Sep 17 00:00:00 2001
From: neo-one0873 <50387785+neo-one0873@users.noreply.github.com>
Date: Tue, 27 Jun 2023 17:54:28 +0800
Subject: [PATCH] fix: array icmp_advert_entry_addr may out of bound

when proxy_count=128, array icmp_advert_entry_addr and icmp_advert_entry_pref will out of bound.
---
 nping/NpingOps.cc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/nping/NpingOps.cc b/nping/NpingOps.cc
index 71cb4a5f0..c05a8860b 100644
--- a/nping/NpingOps.cc
+++ b/nping/NpingOps.cc
@@ -1895,7 +1895,7 @@ bool NpingOps::issetICMPTransmitTimestamp(){
 
 
 int NpingOps::addICMPAdvertEntry(struct in_addr addr, u32 pref ){
-  if( this->icmp_advert_entry_count > MAX_ICMP_ADVERT_ENTRIES )
+  if( this->icmp_advert_entry_count >= MAX_ICMP_ADVERT_ENTRIES )
     return OP_FAILURE;
   this->icmp_advert_entry_addr[this->icmp_advert_entry_count] = addr;
   this->icmp_advert_entry_pref[this->icmp_advert_entry_count] = pref;