From de105c08f6c8ea91723c77a45c2c0f4a5d3e07d2 Mon Sep 17 00:00:00 2001
From: gVisor bot <gvisor-bot@google.com>
Date: Fri, 22 Apr 2022 17:00:39 +0800
Subject: [PATCH] fix: sniffer

---
 component/sniffer/dispatcher.go | 1 +
 1 file changed, 1 insertion(+)

diff --git a/component/sniffer/dispatcher.go b/component/sniffer/dispatcher.go
index 4734bda1..7bb52ebf 100644
--- a/component/sniffer/dispatcher.go
+++ b/component/sniffer/dispatcher.go
@@ -88,6 +88,7 @@ func (sd *SnifferDispatcher) sniffDomain(conn *CN.BufferedConn, metadata *C.Meta
 		if sniffer.SupportNetwork() == C.TCP {
 			conn.SetReadDeadline(time.Now().Add(3 * time.Second))
 			_, err := conn.Peek(1)
+			conn.SetReadDeadline(time.Time{})
 			if err != nil {
 				_, ok := err.(*net.OpError)
 				if ok {