From bc8f92d8f1afea878a3fc0572d3fbbd185c653bf Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E9=A3=8E=E6=89=87=E6=BB=91=E7=BF=94=E7=BF=BC?=
 <Fangliding.fshxy@outlook.com>
Date: Sat, 28 Jun 2025 16:49:25 +0000
Subject: [PATCH] ensure udpAddr is not nil

---
 proxy/freedom/freedom.go | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/proxy/freedom/freedom.go b/proxy/freedom/freedom.go
index 1e4e077d..fd364c69 100644
--- a/proxy/freedom/freedom.go
+++ b/proxy/freedom/freedom.go
@@ -399,7 +399,10 @@ func (w *PacketWriter) WriteMultiBuffer(mb buf.MultiBuffer) error {
 					}
 					if ShouldUseSystemResolver {
 						udpAddr, err := net.ResolveUDPAddr("udp", b.UDP.NetAddr())
-						if err == nil {
+						if err != nil {
+							b.Release()
+							continue
+						} else {
 							ip = net.IPAddress(udpAddr.IP)
 						}
 					}