From 2eedef51a241cf6f49bb35fb179eb1a1ceeaf09e Mon Sep 17 00:00:00 2001
From: Artem Lytkin <146867384+4RH1T3CT0R7@users.noreply.github.com>
Date: Thu, 8 Oct 2026 08:08:43 +0300
Subject: [PATCH] DNS: Fix pubsub cleanup sizing every topic's slice by the
 topic count (#7091)

https://github.com/XTLS/Xray-core/pull/7091#pullrequestreview-5414371870
---
 common/signal/pubsub/pubsub.go | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/common/signal/pubsub/pubsub.go b/common/signal/pubsub/pubsub.go
index cc9b87eb1..0d3d17485 100644
--- a/common/signal/pubsub/pubsub.go
+++ b/common/signal/pubsub/pubsub.go
@@ -62,7 +62,7 @@ func (s *Service) Cleanup() error {
 	}
 
 	for name, subs := range s.subs {
-		newSub := make([]*Subscriber, 0, len(s.subs))
+		newSub := make([]*Subscriber, 0, len(subs))
 		for _, sub := range subs {
 			if !sub.IsClosed() {
 				newSub = append(newSub, sub)