From 3a7b67ea55d13ebfc953709f13125945af180498 Mon Sep 17 00:00:00 2001
From: "Jeff Washington (jwash)" <jeff.washington@solana.com>
Date: Wed, 14 Dec 2022 17:11:36 -0600
Subject: [PATCH] refactor unwrap_or_default for type that will soon not have a
 default (#29257)

---
 runtime/src/accounts_db.rs | 9 +++++----
 1 file changed, 5 insertions(+), 4 deletions(-)

diff --git a/runtime/src/accounts_db.rs b/runtime/src/accounts_db.rs
index 2b0443096c..af503fecc2 100644
--- a/runtime/src/accounts_db.rs
+++ b/runtime/src/accounts_db.rs
@@ -8982,11 +8982,12 @@ impl AccountsDb {
                     for (index, slot) in slots.iter().enumerate() {
                         let mut scan_time = Measure::start("scan");
                         log_status.report(index as u64);
-                        let storage_maps: SnapshotStorage = self
-                            .storage
-                            .get_slot_storage_entries(*slot)
+                        let storage_maps = self.storage.get_slot_storage_entries(*slot);
+                        let accounts_map = storage_maps
+                            .as_ref()
+                            .map(|storage_maps| self.process_storage_slot(storage_maps))
                             .unwrap_or_default();
-                        let accounts_map = self.process_storage_slot(&storage_maps);
+
                         scan_time.stop();
                         scan_time_sum += scan_time.as_us();
                         Self::update_storage_info(