From 09b009abd9d7ce4808148bd8bd41e44895503e29 Mon Sep 17 00:00:00 2001
From: Lijun Wang <83639177+lijunwangs@users.noreply.github.com>
Date: Tue, 22 Jun 2021 15:27:37 -0700
Subject: [PATCH] Removed unused purged_slots in purge_older_root_entries
 (#18102)

Removed unused purged_slots in purge_older_root_entries

(cherry picked from commit ccf6b21bf8c7fd809dc21e5c7797d53b2ceb94da)
---
 runtime/src/accounts_index.rs | 2 --
 1 file changed, 2 deletions(-)

diff --git a/runtime/src/accounts_index.rs b/runtime/src/accounts_index.rs
index d674c08120..bb5cffdd19 100644
--- a/runtime/src/accounts_index.rs
+++ b/runtime/src/accounts_index.rs
@@ -1504,14 +1504,12 @@ impl<T: 'static + Clone + IsCached + ZeroLamport + std::marker::Sync + std::mark
             Self::get_newest_root_in_slot_list(&roots_tracker.roots, slot_list, max_clean_root);
         let max_clean_root = max_clean_root.unwrap_or(roots_tracker.max_root);
 
-        let mut purged_slots: HashSet<Slot> = HashSet::new();
         slot_list.retain(|(slot, value)| {
             let should_purge =
                 Self::can_purge_older_entries(max_clean_root, newest_root_in_slot_list, *slot)
                     && !value.is_cached();
             if should_purge {
                 reclaims.push((*slot, value.clone()));
-                purged_slots.insert(*slot);
             }
             !should_purge
         });