From d3248a4f8ecbf7ebd6380ffef9642f0b03e64234 Mon Sep 17 00:00:00 2001
From: patterniha <71074308+patterniha@users.noreply.github.com>
Date: Wed, 10 Sep 2025 13:43:21 +0200
Subject: [PATCH] app/reverse/bridge.go: Add timer nil check (#5119)

Fixes https://github.com/XTLS/Xray-core/issues/5120
---
 app/reverse/bridge.go | 22 +++++++++++++++-------
 1 file changed, 15 insertions(+), 7 deletions(-)

diff --git a/app/reverse/bridge.go b/app/reverse/bridge.go
index fe3b2c3a..74e20497 100644
--- a/app/reverse/bridge.go
+++ b/app/reverse/bridge.go
@@ -55,7 +55,9 @@ func (b *Bridge) cleanup() {
 			activeWorkers = append(activeWorkers, w)
 		}
 		if w.Closed() {
-			w.Timer.SetTimeout(0)
+			if w.Timer != nil {
+				w.Timer.SetTimeout(0)
+			}
 		}
 	}
 
@@ -166,19 +168,25 @@ func (w *BridgeWorker) handleInternalConn(link *transport.Link) {
 	for {
 		mb, err := reader.ReadMultiBuffer()
 		if err != nil {
-			if w.Closed() {
-				w.Timer.SetTimeout(0)
-			} else {
-				w.Timer.SetTimeout(24 * time.Hour)
+			if w.Timer != nil {
+				if w.Closed() {
+					w.Timer.SetTimeout(0)
+				} else {
+					w.Timer.SetTimeout(24 * time.Hour)
+				}
 			}
 			return
 		}
-		w.Timer.Update()
+		if w.Timer != nil {
+			w.Timer.Update()
+		}
 		for _, b := range mb {
 			var ctl Control
 			if err := proto.Unmarshal(b.Bytes(), &ctl); err != nil {
 				errors.LogInfoInner(context.Background(), err, "failed to parse proto message")
-				w.Timer.SetTimeout(0)
+				if w.Timer != nil {
+					w.Timer.SetTimeout(0)
+				}
 				return
 			}
 			if ctl.State != w.State {