blockchain: fix theoretical race getting bulk timestamps

4 years ago · febb8df4bb
parent e74aff06c2
commit febb8df4bb
1 changed files with 1 additions and 0 deletions
--- a/src/cryptonote_core/blockchain.cpp
+++ b/src/cryptonote_core/blockchain.cpp
@ -916,6 +916,7 @@ difficulty_type Blockchain::get_difficulty_for_next_block()
 //------------------------------------------------------------------
 std::vector<time_t> Blockchain::get_last_block_timestamps(unsigned int blocks) const
 {
+  CRITICAL_REGION_LOCAL(m_blockchain_lock);
  uint64_t height = m_db->height();
  if (blocks > height)
    blocks = height;