From 2669fa992084474c079199a0b85b2a4d350f5d30 Mon Sep 17 00:00:00 2001
From: j75689 <j75689@gmail.com>
Date: Fri, 16 Jun 2023 12:38:24 +0800
Subject: [PATCH] p2p: fix length calculation for headPeers method

---
 eth/peerset.go | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/eth/peerset.go b/eth/peerset.go
index 5dfb73934a..c40a12bfa5 100644
--- a/eth/peerset.go
+++ b/eth/peerset.go
@@ -517,6 +517,9 @@ func (ps *peerSet) headPeers(num uint) []*ethPeer {
 
 	list := make([]*ethPeer, 0, num)
 	for _, p := range ps.peers {
+		if len(list) > int(num) {
+			break
+		}
 		list = append(list, p)
 	}
 	return list