From 4b7a851c8cc47c4d980c5bdaaf9e16d9c1f6ccae Mon Sep 17 00:00:00 2001
From: ucwong <ucwong@126.com>
Date: Fri, 3 Apr 2020 08:39:52 +0000
Subject: [PATCH] ethdb : fix quit channel goroutine leak

---
 ethdb/leveldb/leveldb.go | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/ethdb/leveldb/leveldb.go b/ethdb/leveldb/leveldb.go
index 378d4c3cd2..85e870e54a 100644
--- a/ethdb/leveldb/leveldb.go
+++ b/ethdb/leveldb/leveldb.go
@@ -140,7 +140,7 @@ func (db *Database) Close() error {
 	defer db.quitLock.Unlock()
 
 	if db.quitChan != nil {
-		errc := make(chan error)
+		errc := make(chan error, 1)
 		db.quitChan <- errc
 		if err := <-errc; err != nil {
 			db.log.Error("Metrics collection failed", "err", err)