From 28f12587cb20bacba07481a986d367b0a287e230 Mon Sep 17 00:00:00 2001
From: Whorra <50307674+Whorra@users.noreply.github.com>
Date: Wed, 6 Jul 2022 13:09:40 +0800
Subject: [PATCH] Fix range in clearExtraData (#278)

* Fix range in clearExtraData
---
 kv/raftstore/peer_storage.go | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/kv/raftstore/peer_storage.go b/kv/raftstore/peer_storage.go
index 06c2a3974..ad40fd464 100644
--- a/kv/raftstore/peer_storage.go
+++ b/kv/raftstore/peer_storage.go
@@ -261,7 +261,7 @@ func (ps *PeerStorage) clearExtraData(newRegion *metapb.Region) {
 	if bytes.Compare(oldStartKey, newStartKey) < 0 {
 		ps.clearRange(newRegion.Id, oldStartKey, newStartKey)
 	}
-	if bytes.Compare(newEndKey, oldEndKey) < 0 {
+	if bytes.Compare(newEndKey, oldEndKey) < 0 || (len(oldEndKey) == 0 && len(newEndKey) != 0) {
 		ps.clearRange(newRegion.Id, newEndKey, oldEndKey)
 	}
 }