Merge pull request #2542

180a848c wallet2: Missing underflow check on low heights (landergate)
7 years ago · 09ccd07bbc
parent e8a7291d12 180a848cbe
commit 09ccd07bbc
1 changed files with 1 additions and 1 deletions
--- a/src/wallet/wallet2.cpp
+++ b/src/wallet/wallet2.cpp
@ -2228,7 +2228,7 @@ crypto::secret_key wallet2::generate(const std::string& wallet_, const std::stri
    // Set blockchain height calculated from current date/time
    uint64_t approx_blockchain_height = get_approximate_blockchain_height();
    if(approx_blockchain_height > 0) {
-      m_refresh_from_block_height = approx_blockchain_height - blocks_per_month;
+      m_refresh_from_block_height = approx_blockchain_height >= blocks_per_month ? approx_blockchain_height - blocks_per_month : 0;
    }
  }
  bool r = store_keys(m_keys_file, password, false);