From 064831cf21020d42200a9399fcf0253e4efcfa6a Mon Sep 17 00:00:00 2001
From: Nate Brown <nbrown.us@gmail.com>
Date: Mon, 3 Nov 2025 22:32:10 -0600
Subject: [PATCH] Fix e2e tests

---
 udp/udp_tester.go | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/udp/udp_tester.go b/udp/udp_tester.go
index 8d5e6c1..b571cb3 100644
--- a/udp/udp_tester.go
+++ b/udp/udp_tester.go
@@ -6,6 +6,7 @@ package udp
 import (
 	"io"
 	"net/netip"
+	"os"
 	"sync/atomic"
 
 	"github.com/sirupsen/logrus"
@@ -106,11 +107,11 @@ func (u *TesterConn) WriteTo(b []byte, addr netip.AddrPort) error {
 	return nil
 }
 
-func (u *TesterConn) ListenOut(r EncReader) {
+func (u *TesterConn) ListenOut(r EncReader) error {
 	for {
 		p, ok := <-u.RxPackets
 		if !ok {
-			return
+			return os.ErrClosed
 		}
 		r(p.From, p.Data)
 	}