Bug #27359 Partition: memory allocation error message

if ndbcluster's nodes aren't set, the handlerton can return zero partitions
in the partitioned table. So we should check for that.


sql/partition_info.cc:
  check for zero return added
mysql-test/r/ndb_partition_error2.result:
  New BitKeeper file ``mysql-test/r/ndb_partition_error2.result''
mysql-test/t/ndb_partition_error2-master.opt:
  New BitKeeper file ``mysql-test/t/ndb_partition_error2-master.opt''
mysql-test/t/ndb_partition_error2.test:
  New BitKeeper file ``mysql-test/t/ndb_partition_error2.test''

1 files changed, 5 insertions, 1 deletions

diff --git a/sql/partition_info.cc b/sql/partition_info.cc
index a7f9bd413c6..39aa3a6db92 100644
--- a/sql/partition_info.cc
+++ b/sql/partition_info.cc
@@ -753,7 +753,11 @@ bool partition_info::check_partition_info(THD *thd, handlerton **eng_type,
   }
   if (unlikely(set_up_defaults_for_partitioning(file, info, (uint)0)))
     goto end;
-  tot_partitions= get_tot_partitions();
+  if (!(tot_partitions= get_tot_partitions()))
+  {
+    my_error(ER_PARTITION_NOT_DEFINED_ERROR, MYF(0), "partitions");
+    goto end;
+  }
   if (unlikely(tot_partitions > MAX_PARTITIONS))
   {
     my_error(ER_TOO_MANY_PARTITIONS_ERROR, MYF(0));