From 3db406b8ac351b9784e0625cc28096073e12f1ed Mon Sep 17 00:00:00 2001
From: Jack Doan <me@jackdoan.com>
Date: Wed, 10 Jun 2026 09:27:15 -0500
Subject: [PATCH] fix a race in RelayState.CopyRelayIps (#1753)

---
 hostmap.go | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/hostmap.go b/hostmap.go
index 08acd1be..bff586c7 100644
--- a/hostmap.go
+++ b/hostmap.go
@@ -138,9 +138,9 @@ func (rs *RelayState) InsertRelayTo(ip netip.Addr) {
 }
 
 func (rs *RelayState) CopyRelayIps() []netip.Addr {
-	ret := make([]netip.Addr, len(rs.relays))
 	rs.RLock()
 	defer rs.RUnlock()
+	ret := make([]netip.Addr, len(rs.relays))
 	copy(ret, rs.relays)
 	return ret
 }