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tx_pool: do not divide by 0

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In case of a 0 tx weight, we use a placeholder value to insert in the
fee-per-byte set. This is used for pruning and mining, and those txes
are pruned, so will not be too large, nor added to the block template
if mining, so this is safe.

CID 204465
This commit is contained in:
moneromooo-monero 2019-10-11 10:46:24 +00:00
parent fe443bbdec
commit 1ba9bafd33
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GPG Key ID: 686F07454D6CEFC3
1 changed files with 2 additions and 2 deletions
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4
src/cryptonote_core/tx_pool.cpp
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@ -259,7 +259,7 @@ namespace cryptonote
m_blockchain.add_txpool_tx(id, blob, meta); m_blockchain.add_txpool_tx(id, blob, meta);
if (!insert_key_images(tx, id, kept_by_block)) if (!insert_key_images(tx, id, kept_by_block))
return false; return false;
m_txs_by_fee_and_receive_time.emplace(std::pair<double, std::time_t>(fee / (double)tx_weight, receive_time), id); m_txs_by_fee_and_receive_time.emplace(std::pair<double, std::time_t>(fee / (double)(tx_weight ? tx_weight : 1), receive_time), id);
lock.commit(); lock.commit();
} }
catch (const std::exception &e) catch (const std::exception &e)
@ -305,7 +305,7 @@ namespace cryptonote
m_blockchain.add_txpool_tx(id, blob, meta); m_blockchain.add_txpool_tx(id, blob, meta);
if (!insert_key_images(tx, id, kept_by_block)) if (!insert_key_images(tx, id, kept_by_block))
return false; return false;
m_txs_by_fee_and_receive_time.emplace(std::pair<double, std::time_t>(fee / (double)tx_weight, receive_time), id); m_txs_by_fee_and_receive_time.emplace(std::pair<double, std::time_t>(fee / (double)(tx_weight ? tx_weight : 1), receive_time), id);
lock.commit(); lock.commit();
} }
catch (const std::exception &e) catch (const std::exception &e)