From d2fbcb780ac6b1f577bfd9661a8088cf9e6ffb87 Mon Sep 17 00:00:00 2001
From: Ti Chi Robot <ti-community-prow-bot@tidb.io>
Date: Mon, 30 Jan 2023 10:15:54 +0800
Subject: [PATCH] br: fix checkpoint panic when BR executes gain (#40706)
 (#40824)

close pingcap/tidb#40704
---
 br/pkg/backup/schema.go | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/br/pkg/backup/schema.go b/br/pkg/backup/schema.go
index bb0cf7f884189..63847d01549c6 100644
--- a/br/pkg/backup/schema.go
+++ b/br/pkg/backup/schema.go
@@ -112,7 +112,7 @@ func (ss *Schemas) BackupSchemas(
 
 		var checksum *checkpoint.ChecksumItem
 		var exists bool = false
-		if ss.checkpointChecksum != nil {
+		if ss.checkpointChecksum != nil && schema.tableInfo != nil {
 			checksum, exists = ss.checkpointChecksum[schema.tableInfo.ID]
 		}
 		workerPool.ApplyOnErrorGroup(errg, func() error {