Manual merge of mysql-5.0-bugteam -> mysql-5.1-bugteam

Note: NULL merge of sql/sql_yacc.yy, the fix for bug#38296 will be provided separately for 5.1

1 files changed, 2 insertions, 0 deletions

diff --git a/sql/sql_cursor.cc b/sql/sql_cursor.cc
index d33680e1e0b..7c530cb9013 100644
--- a/sql/sql_cursor.cc
+++ b/sql/sql_cursor.cc
@@ -155,6 +155,7 @@ int mysql_open_cursor(THD *thd, uint flags, select_result *result,
   if (! (sensitive_cursor= new (thd->mem_root) Sensitive_cursor(thd, result)))
   {
     delete result_materialize;
+    result_materialize= NULL;
     return 1;
   }
 
@@ -212,6 +213,7 @@ int mysql_open_cursor(THD *thd, uint flags, select_result *result,
     if ((rc= materialized_cursor->open(0)))
     {
       delete materialized_cursor;
+      materialized_cursor= NULL;
       goto err_open;
     }