Fix txn_commit error check

diff --git a/libraries/libmdb/mdb.c b/libraries/libmdb/mdb.c
index 85bacda..4563e23 100644 (file)
--- a/libraries/libmdb/mdb.c
+++ b/libraries/libmdb/mdb.c
@@ -1913,7 +1913,11 @@ mdb_txn_commit(MDB_txn *txn)
                        key.mv_data = &cur;
 
                        mdb_cursor_set(&mc, &key, NULL, MDB_SET, &exact);
-                       mdb_cursor_del(&mc, 0);
+                       rc = mdb_cursor_del(&mc, 0);
+                       if (rc) {
+                               mdb_txn_abort(txn);
+                               return rc;
+                       }
                }
                env->me_pgfirst = 0;
                env->me_pglast = 0;