From ccbf4c471c73354f32cd245549ea9262184a58ad Mon Sep 17 00:00:00 2001
From: Song Gao <disxiaofei@163.com>
Date: Tue, 16 Mar 2021 19:45:55 +0800
Subject: [PATCH] address the comment

Signed-off-by: Song Gao <disxiaofei@163.com>
---
 server/schedulers/hot_region.go | 6 +-----
 1 file changed, 1 insertion(+), 5 deletions(-)

diff --git a/server/schedulers/hot_region.go b/server/schedulers/hot_region.go
index 6a6541dc77c..a797de4f8ad 100644
--- a/server/schedulers/hot_region.go
+++ b/server/schedulers/hot_region.go
@@ -754,12 +754,8 @@ func (bs *balanceSolver) filterDstStores() map[uint64]*storeLoadDetail {
 			filters = append(filters, leaderFilter)
 		}
 
-		regionStores := make(map[uint64]*core.StoreInfo, 0)
 		for _, store := range bs.cluster.GetFollowerStores(bs.cur.region) {
-			regionStores[store.GetID()] = store
-		}
-		for storeID := range bs.stLoadDetail {
-			if store, ok := regionStores[storeID]; ok {
+			if _, ok := bs.stLoadDetail[store.GetID()]; ok {
 				candidates = append(candidates, store)
 			}
 		}