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Merge pull request #5819 

07cb087 blockchain: Fix alt chain generated coins overflow (iamamyth)
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luigi1111 2019-09-04 09:37:32 -05:00
parent 6fe281d315 07cb087e5d
commit e4f11a68fe
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1 changed files with 2 additions and 1 deletions
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src/cryptonote_core/blockchain.cpp
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@ -1738,7 +1738,8 @@ bool Blockchain::handle_alternative_block(const block& b, const crypto::hash& id
const uint64_t prev_height = alt_chain.size() ? prev_data.height : m_db->get_block_height(b.prev_id);
bei.height = prev_height + 1;
uint64_t block_reward = get_outs_money_amount(b.miner_tx);
bei.already_generated_coins = block_reward + (alt_chain.size() ? prev_data.already_generated_coins : m_db->get_block_already_generated_coins(prev_height));
const uint64_t prev_generated_coins = alt_chain.size() ? prev_data.already_generated_coins : m_db->get_block_already_generated_coins(prev_height);
bei.already_generated_coins = (block_reward < (MONEY_SUPPLY - prev_generated_coins)) ? prev_generated_coins + block_reward : MONEY_SUPPLY;
// verify that the block's timestamp is within the acceptable range
// (not earlier than the median of the last X blocks)