From 1410b6335ba81aaa20f6cf460ec640501b968cef Mon Sep 17 00:00:00 2001
From: RPRX <63339210+RPRX@users.noreply.github.com>
Date: Fri, 20 Dec 2024 06:19:10 +0000
Subject: [PATCH] XHTTP XMUX: Fix OpenUsage never gets reduced

Introduced in https://github.com/XTLS/Xray-core/pull/4163
---
 transport/internet/splithttp/dialer.go | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/transport/internet/splithttp/dialer.go b/transport/internet/splithttp/dialer.go
index cc792a1f..c0189d58 100644
--- a/transport/internet/splithttp/dialer.go
+++ b/transport/internet/splithttp/dialer.go
@@ -372,7 +372,7 @@ func Dial(ctx context.Context, dest net.Destination, streamSettings *internet.Me
 	if xmuxClient2 != nil && xmuxClient2 != xmuxClient {
 		xmuxClient2.OpenUsage.Add(1)
 	}
-	var once atomic.Int32
+	var closed atomic.Int32
 
 	conn := splitConn{
 		writer:     writer,
@@ -380,7 +380,7 @@ func Dial(ctx context.Context, dest net.Destination, streamSettings *internet.Me
 		remoteAddr: remoteAddr,
 		localAddr:  localAddr,
 		onClose: func() {
-			if once.Add(-1) < 0 {
+			if closed.Add(1) > 1 {
 				return
 			}
 			if xmuxClient != nil {