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

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 4b728d7dd4
commit 16e209e08d
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1 changed files with 1 additions and 0 deletions
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src/cryptonote_core/cryptonote_core.cpp
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@ -675,6 +675,7 @@ 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) 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(); 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; }; 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()); std::vector<result> results(tx_blobs.size());