fix(commands): prevents potential arithmetic underflow in debug commands (#8883)

2026-04-30 03:01:58 -04:00 · 2024-06-17 19:52:11 +08:00
parent 34d697eb1f
commit 4207540974
1 changed files with 3 additions and 1 deletions
--- a/bin/reth/src/commands/debug_cmd/merkle.rs
+++ b/bin/reth/src/commands/debug_cmd/merkle.rs
@@ -167,7 +167,9 @@ impl Command {
                OriginalValuesKnown::Yes,
            )?;

-            let checkpoint = Some(StageCheckpoint::new(block_number - 1));
+            let checkpoint = Some(StageCheckpoint::new(
+                block_number.checked_sub(1).ok_or(eyre::eyre!("GenesisBlockHasNoParent"))?,
+            ));

            let mut account_hashing_done = false;
            while !account_hashing_done {