From b39fab2188a9af00a67cf2aedc9d3d3b103b3368 Mon Sep 17 00:00:00 2001
From: Ahackerl <49874928+Ahackerl@users.noreply.github.com>
Date: Mon, 4 Sep 2023 09:07:20 +0800
Subject: [PATCH] fix unused sync (#47)

---
 core/nat.go | 1 -
 1 file changed, 1 deletion(-)

diff --git a/core/nat.go b/core/nat.go
index 6a57a26..223be38 100644
--- a/core/nat.go
+++ b/core/nat.go
@@ -7,7 +7,6 @@ import (
 	"net"
 	"strconv"
 	"strings"
-	"sync"
 	"time"
 
 	reuse "github.com/openp2p-cn/go-reuseport"