diff options
Diffstat (limited to 'src/cryptonote_core')
| -rw-r--r-- | src/cryptonote_core/blockchain.cpp | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/src/cryptonote_core/blockchain.cpp b/src/cryptonote_core/blockchain.cpp index 7357e44d0..5070cc169 100644 --- a/src/cryptonote_core/blockchain.cpp +++ b/src/cryptonote_core/blockchain.cpp @@ -5079,7 +5079,12 @@ void Blockchain::load_compiled_in_block_hashes(const GetCheckpointsCallback& get return; } const size_t size_needed = 4 + nblocks * (sizeof(crypto::hash) * 2); - if(nblocks > 0 && nblocks > (m_db->height() + HASH_OF_HASHES_STEP - 1) / HASH_OF_HASHES_STEP && checkpoints.size() >= size_needed) + if(checkpoints.size() != size_needed) + { + MERROR("Failed to load hashes - unexpected data size"); + return; + } + else if(nblocks > 0 && nblocks > (m_db->height() + HASH_OF_HASHES_STEP - 1) / HASH_OF_HASHES_STEP) { p += sizeof(uint32_t); m_blocks_hash_of_hashes.reserve(nblocks); |