bzr commit into mysql-6.0-runtime branch (alik:2700)

[Alexander Nozdrin]

#At file:///mnt/raid/alik/MySQL/bzr/6.0-rt-build/

 2700 Alexander Nozdrin	2008-08-12
      Fix memory leak.
modified:
  sql/field.h
  sql/sp_head.cc

per-file messages:
  sql/field.h
    Inheret Send_field from Sql_alloc.
  sql/sp_head.cc
    Create instance of Send_field on memory root.
=== modified file 'sql/field.h'
--- a/sql/field.h	2008-08-10 14:49:52 +0000
+++ b/sql/field.h	2008-08-12 16:18:45 +0000
@@ -2123,7 +2123,7 @@ public:
   A class for sending info to the client
 */
 
-class Send_field {
+class Send_field :public Sql_alloc {
  public:
   const char *db_name;
   const char *table_name,*org_table_name;

=== modified file 'sql/sp_head.cc'
--- a/sql/sp_head.cc	2008-08-07 17:52:43 +0000
+++ b/sql/sp_head.cc	2008-08-12 16:18:45 +0000
@@ -2013,7 +2013,7 @@ sp_head::execute_procedure(THD *thd, Lis
         break;
       }
 
-      Send_field *out_param_info= new Send_field();
+      Send_field *out_param_info= new (thd->mem_root) Send_field();
       nctx->get_item(i)->make_field(out_param_info);
       out_param_info->db_name= m_db.str;
       out_param_info->table_name= m_name.str;