From e67016ddb4d97400e4dfb7a8f2a37dc103d65cf4 Mon Sep 17 00:00:00 2001 From: moneromooo-monero Date: Thu, 27 Sep 2018 15:01:56 +0000 Subject: blockchain_blackball: catch failure to commit db transaction Coverity 188349 --- src/blockchain_utilities/blockchain_blackball.cpp | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/src/blockchain_utilities/blockchain_blackball.cpp b/src/blockchain_utilities/blockchain_blackball.cpp index 81c9bf705..5eb2acc79 100644 --- a/src/blockchain_utilities/blockchain_blackball.cpp +++ b/src/blockchain_utilities/blockchain_blackball.cpp @@ -401,7 +401,8 @@ static bool for_all_transactions(const std::string &filename, uint64_t &start_id } mdb_cursor_close(cur); - mdb_txn_commit(txn); + dbr = mdb_txn_commit(txn); + if (dbr) throw std::runtime_error("Failed to commit db transaction: " + std::string(mdb_strerror(dbr))); tx_active = false; mdb_dbi_close(env, dbi); mdb_env_close(env); @@ -471,7 +472,8 @@ static uint64_t find_first_diverging_transaction(const std::string &first_filena for (int i = 0; i < 2; ++i) { mdb_cursor_close(cur[i]); - mdb_txn_commit(txn[i]); + dbr = mdb_txn_commit(txn[i]); + if (dbr) throw std::runtime_error("Failed to query transaction: " + std::string(mdb_strerror(dbr))); tx_active[i] = false; mdb_dbi_close(env[i], dbi[i]); mdb_env_close(env[i]); -- cgit v1.2.3