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blockchain: do not try to pop blocks down to the genesis block

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moneromooo-monero 2019-05-26 16:50:35 +00:00
parent 4b51f9a34f
commit 35da33bea9
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1 changed files with 3 additions and 0 deletions
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3
src/cryptonote_core/blockchain.cpp
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@ -624,6 +624,9 @@ void Blockchain::pop_blocks(uint64_t nblocks)
try try
{ {
const uint64_t blockchain_height = m_db->height();
if (blockchain_height > 0)
nblocks = std::min(nblocks, blockchain_height - 1);
for (i=0; i < nblocks; ++i) for (i=0; i < nblocks; ++i)
{ {
pop_block_from_blockchain(); pop_block_from_blockchain();