From dc0b86ab4b3ee834d0327458c195fa191152bcf2 Mon Sep 17 00:00:00 2001
From: moneromooo-monero <moneromooo-monero@users.noreply.github.com>
Date: Mon, 28 Jan 2019 22:17:43 +0000
Subject: [PATCH] block_queue: fix late sanity check off by one

---
 src/cryptonote_protocol/block_queue.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/cryptonote_protocol/block_queue.cpp b/src/cryptonote_protocol/block_queue.cpp
index 672696944..716b0c8ba 100644
--- a/src/cryptonote_protocol/block_queue.cpp
+++ b/src/cryptonote_protocol/block_queue.cpp
@@ -240,7 +240,7 @@ std::pair<uint64_t, uint64_t> block_queue::reserve_span(uint64_t first_block_hei
     MDEBUG("reserve_span: early out: first_block_height " << first_block_height << ", last_block_height " << last_block_height << ", max_blocks " << max_blocks);
     return std::make_pair(0, 0);
   }
-  if (block_hashes.size() >= last_block_height)
+  if (block_hashes.size() > last_block_height)
   {
     MDEBUG("reserve_span: more block hashes than fit within last_block_height: " << block_hashes.size() << " and " << last_block_height);
     return std::make_pair(0, 0);