Fix erroneous default start_slot (#18948) (#18951)

(cherry picked from commit 578f2aa22b) Co-authored-by: Tyera Eulberg <teulberg@gmail.com>
2021-07-29 03:56:54 +00:00
parent 4d77ac1688
commit 7fc85b8c9b
1 changed files with 4 additions and 1 deletions
--- a/core/src/rpc.rs
+++ b/core/src/rpc.rs
@ -1054,7 +1054,10 @@ impl JsonRpcRequestProcessor {
            .map_err(|_| Error::internal_error())?
            .filter(|&slot| slot <= end_slot && slot <= highest_confirmed_root)
            .collect();
-        let last_element = blocks.last().cloned().unwrap_or_default();
+        let last_element = blocks
+            .last()
+            .cloned()
+            .unwrap_or_else(|| start_slot.saturating_sub(1));

        // Maybe add confirmed blocks
        if commitment.is_confirmed() && last_element < end_slot {