From d88d8e2dbb847da394704908357d3a023020df4e Mon Sep 17 00:00:00 2001
From: Michael Vines <mvines@gmail.com>
Date: Sat, 21 Dec 2019 09:19:57 -0700
Subject: [PATCH] Fix another silly bug

---
 cli/src/cluster_query.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/cli/src/cluster_query.rs b/cli/src/cluster_query.rs
index 538c4541c5..d07a4a6e7d 100644
--- a/cli/src/cluster_query.rs
+++ b/cli/src/cluster_query.rs
@@ -494,7 +494,7 @@ pub fn process_show_block_production(
         let missed_slots = leader_missed_slots.entry(leader).or_insert(0);
 
         loop {
-            if !confirmed_blocks.is_empty() {
+            if confirmed_blocks_index < confirmed_blocks.len() {
                 let slot_of_next_confirmed_block = confirmed_blocks[confirmed_blocks_index];
                 if slot_of_next_confirmed_block < slot {
                     confirmed_blocks_index += 1;