From c45664b8601cde28a1cd56e88a04bb4485c19f14 Mon Sep 17 00:00:00 2001
From: guo-shaoge <shaoge1994@163.com>
Date: Mon, 11 Jul 2022 19:41:05 +0800
Subject: [PATCH] cherry pick #35820 to release-5.3

Signed-off-by: ti-srebot <ti-srebot@pingcap.com>
---
 executor/index_lookup_hash_join.go | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/executor/index_lookup_hash_join.go b/executor/index_lookup_hash_join.go
index 65ec964ed2d55..9c16d1958493f 100644
--- a/executor/index_lookup_hash_join.go
+++ b/executor/index_lookup_hash_join.go
@@ -627,7 +627,10 @@ func (iw *indexHashJoinInnerWorker) handleTask(ctx context.Context, task *indexH
 		if task.keepOuterOrder {
 			if err != nil {
 				joinResult.err = err
-				resultCh <- joinResult
+				select {
+				case <-ctx.Done():
+				case resultCh <- joinResult:
+				}
 			}
 			close(resultCh)
 		}