From 05d487017a2a286cce5c60fbe310a411529e2677 Mon Sep 17 00:00:00 2001
From: ucwong <ucwong@126.com>
Date: Fri, 5 Jan 2024 18:14:32 +0800
Subject: [PATCH] eth/handler : hand require blocks with wait group

---
 eth/handler.go | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/eth/handler.go b/eth/handler.go
index a327af6113..9a4a1ccab6 100644
--- a/eth/handler.go
+++ b/eth/handler.go
@@ -410,7 +410,9 @@ func (h *handler) runEthPeer(peer *eth.Peer, handler eth.Handler) error {
 		if err != nil {
 			return err
 		}
+		h.wg.Add(1)
 		go func(number uint64, hash common.Hash, req *eth.Request) {
+			defer h.wg.Done()
 			// Ensure the request gets cancelled in case of error/drop
 			defer req.Close()