db_lmdb: check hard fork info drop succeeded

Coverity 136364
6 years ago · 1aabd14c21
parent ed67e5c001
commit 1aabd14c21
1 changed files with 6 additions and 2 deletions
--- a/src/blockchain_db/lmdb/db_lmdb.cpp
+++ b/src/blockchain_db/lmdb/db_lmdb.cpp
@ -3140,8 +3140,12 @@ void BlockchainLMDB::drop_hard_fork_info()

  TXN_PREFIX(0);

-  mdb_drop(*txn_ptr, m_hf_starting_heights, 1);
-  mdb_drop(*txn_ptr, m_hf_versions, 1);
+  auto result = mdb_drop(*txn_ptr, m_hf_starting_heights, 1);
+  if (result)
+    throw1(DB_ERROR(lmdb_error("Error dropping hard fork starting heights db: ", result).c_str()));
+  result = mdb_drop(*txn_ptr, m_hf_versions, 1);
+  if (result)
+    throw1(DB_ERROR(lmdb_error("Error dropping hard fork versions db: ", result).c_str()));

  TXN_POSTFIX_SUCCESS();
 }