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core: lock incoming tx lock when checking the txpool and chain

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This gets rid of an innocuous race trying to add the same tx
twice to the txpool
This commit is contained in:
moneromooo-monero 2018-05-18 09:38:38 +01:00
parent f6dbb967f8
commit f6896d9974
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GPG Key ID: 686F07454D6CEFC3
1 changed files with 1 additions and 0 deletions
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src/cryptonote_core/cryptonote_core.cpp
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@ -676,6 +676,7 @@ namespace cryptonote
bool core::handle_incoming_txs(const std::list<blobdata>& tx_blobs, std::vector<tx_verification_context>& tvc, bool keeped_by_block, bool relayed, bool do_not_relay)
{
TRY_ENTRY();
CRITICAL_REGION_LOCAL(m_incoming_tx_lock);
struct result { bool res; cryptonote::transaction tx; crypto::hash hash; crypto::hash prefix_hash; bool in_txpool; bool in_blockchain; };
std::vector<result> results(tx_blobs.size());