From ace2edacb6e229bd6467f76662a4faad3cc76666 Mon Sep 17 00:00:00 2001
From: stoffu <stoffu@protonmail.ch>
Date: Mon, 4 Jun 2018 20:46:24 +0900
Subject: [PATCH] blockchain: pop forked blocks only when DB is not read-only

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

diff --git a/src/cryptonote_core/blockchain.cpp b/src/cryptonote_core/blockchain.cpp
index 54d8fac31..fb2d5f6be 100644
--- a/src/cryptonote_core/blockchain.cpp
+++ b/src/cryptonote_core/blockchain.cpp
@@ -444,7 +444,7 @@ bool Blockchain::init(BlockchainDB* db, const network_type nettype, bool offline
   m_db->block_txn_stop();
 
   uint64_t num_popped_blocks = 0;
-  while (true)
+  while (!m_db->is_read_only())
   {
     const uint64_t top_height = m_db->height() - 1;
     const crypto::hash top_id = m_db->top_block_hash();