From 923fdb98e69e0932a0d6dbf6f1826a7e5af58600 Mon Sep 17 00:00:00 2001
From: Roman Krasiuk <rokrassyuk@gmail.com>
Date: Wed, 21 Aug 2024 09:07:32 +0200
Subject: [PATCH] fix(trie): skip cleared storage database lookup on
 `InMemoryStorageTrieCursor::next`

---
 crates/trie/trie/src/trie_cursor/in_memory.rs | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/crates/trie/trie/src/trie_cursor/in_memory.rs b/crates/trie/trie/src/trie_cursor/in_memory.rs
index fa93d300d7d2..a1ec822f57be 100644
--- a/crates/trie/trie/src/trie_cursor/in_memory.rs
+++ b/crates/trie/trie/src/trie_cursor/in_memory.rs
@@ -221,6 +221,9 @@ impl<'a, C: TrieCursor> InMemoryStorageTrieCursor<'a, C> {
         last: Nibbles,
     ) -> Result<Option<(Nibbles, BranchNodeCompact)>, DatabaseError> {
         let in_memory = self.in_memory_cursor.as_mut().and_then(|c| c.first_after(&last));
+        if self.storage_trie_cleared {
+            return Ok(in_memory)
+        }
 
         // Reposition the cursor to the first greater or equal node that wasn't removed.
         let mut db_entry = self.cursor.seek(last.clone())?;