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Bugfix: ancestor modifed fees were incorrect for descendants

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If prioritisetransaction was called for a tx with in-mempool
descendants, the modified ancestor fee values for those descendants was
incorrect.
This commit is contained in:
Suhas Daftuar 2017-04-03 15:50:15 -04:00
parent ba7dd8bf6f
commit 9bef02e365
1 changed files with 7 additions and 0 deletions
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7
src/txmempool.cpp
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@ -912,6 +912,13 @@ void CTxMemPool::PrioritiseTransaction(const uint256& hash, const CAmount& nFeeD
BOOST_FOREACH(txiter ancestorIt, setAncestors) { BOOST_FOREACH(txiter ancestorIt, setAncestors) {
mapTx.modify(ancestorIt, update_descendant_state(0, nFeeDelta, 0)); mapTx.modify(ancestorIt, update_descendant_state(0, nFeeDelta, 0));
} }
// Now update all descendants' modified fees with ancestors
setEntries setDescendants;
CalculateDescendants(it, setDescendants);
setDescendants.erase(it);
BOOST_FOREACH(txiter descendantIt, setDescendants) {
mapTx.modify(descendantIt, update_ancestor_state(0, nFeeDelta, 0, 0));
}
} }
} }
LogPrintf("PrioritiseTransaction: %s feerate += %s\n", hash.ToString(), FormatMoney(nFeeDelta)); LogPrintf("PrioritiseTransaction: %s feerate += %s\n", hash.ToString(), FormatMoney(nFeeDelta));