Bug#26898, Alter table to empty merge from ndb causes mysqld to crash

19 years ago · 9734a8eac7
1 changed files with 3 additions and 1 deletions
--- a/sql/ha_ndbcluster.cc
+++ b/sql/ha_ndbcluster.cc
@ -4366,7 +4366,9 @@ static int ndbcluster_commit(handlerton *hton, THD *thd, bool all)
  DBUG_PRINT("transaction",("%s",
                            trans == thd_ndb->stmt ?
                            "stmt" : "all"));
-  DBUG_ASSERT(ndb && trans);
+  DBUG_ASSERT(ndb);
+  if (trans == NULL)
+    DBUG_RETURN(0);

  if (execute_commit(thd,trans) != 0)
  {