From 66b3d87dd505ecd257c86b552fc0290ef8d5058d Mon Sep 17 00:00:00 2001
From: Dmitry Meyer <me@undef.im>
Date: Mon, 6 Apr 2026 11:07:08 +0000
Subject: [PATCH] Fix `doCleanup` goroutine leak in `ttlcache.Cache`

---
 internal/ttlcache/ttlcache.go | 1 +
 1 file changed, 1 insertion(+)

diff --git a/internal/ttlcache/ttlcache.go b/internal/ttlcache/ttlcache.go
index 2397889..c0e0d17 100644
--- a/internal/ttlcache/ttlcache.go
+++ b/internal/ttlcache/ttlcache.go
@@ -111,6 +111,7 @@ func (c *Cache[K, V]) doCleanup(interval time.Duration, stop <-chan struct{}) {
 			c.DeleteExpired()
 		case <-stop:
 			ticker.Stop()
+			return
 		}
 	}
 }