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authorwarptangent <warptangent@tutanota.com>2016-02-13 03:41:22 -0800
committerwarptangent <warptangent@tutanota.com>2016-02-13 04:17:37 -0800
commit9118d0a44c34ceb79368eae3b785b46f6ddf72b5 (patch)
treef848b7af602ccd393e2df1617e6aa9c9ce30329f /src/blockchain_db
parentBlockchainLMDB: Replace remaining txn pointer NULLs with nullptr (diff)
downloadmonero-9118d0a44c34ceb79368eae3b785b46f6ddf72b5.tar.xz
BlockchainLMDB: Call destructor on allocated txn if setup fails
Diffstat (limited to 'src/blockchain_db')
-rw-r--r--src/blockchain_db/lmdb/db_lmdb.cpp8
1 files changed, 8 insertions, 0 deletions
diff --git a/src/blockchain_db/lmdb/db_lmdb.cpp b/src/blockchain_db/lmdb/db_lmdb.cpp
index 2d116c532..3b3c5691b 100644
--- a/src/blockchain_db/lmdb/db_lmdb.cpp
+++ b/src/blockchain_db/lmdb/db_lmdb.cpp
@@ -2114,7 +2114,11 @@ void BlockchainLMDB::batch_start(uint64_t batch_num_blocks)
// NOTE: need to make sure it's destroyed properly when done
if (auto mdb_res = mdb_txn_begin(m_env, NULL, 0, *m_write_batch_txn))
+ {
+ delete m_write_batch_txn;
+ m_write_batch_txn = nullptr;
throw0(DB_ERROR(lmdb_error("Failed to create a transaction for the db: ", mdb_res).c_str()));
+ }
// indicates this transaction is for batch transactions, but not whether it's
// active
m_write_batch_txn->m_batch_txn = true;
@@ -2201,7 +2205,11 @@ void BlockchainLMDB::block_txn_start()
{
m_write_txn = new mdb_txn_safe();
if (auto mdb_res = mdb_txn_begin(m_env, NULL, 0, *m_write_txn))
+ {
+ delete m_write_txn;
+ m_write_txn = nullptr;
throw0(DB_ERROR(lmdb_error("Failed to create a transaction for the db: ", mdb_res).c_str()));
+ }
}
}