bzr commit into mysql-6.1-fk branch (dlenev:2736) WL#148

[Dmitry Lenev]

#At file:///home/dlenev/src/bzr/mysql-6.1-fk-stage/ based on revid:dlenev@stripped

 2736 Dmitry Lenev	2009-07-11
      WL#148 "Foreign keys".
      
      Milestone 13 "DDL checks and changes: ALTER, CREATE INDEX, DROP INDEX words".
      
      Work in progress. Fixed wrongly formulated condition which led to failure
      when altering transactional table under LOCK TABLES.

    modified:
      sql/sql_table.cc
=== modified file 'sql/sql_table.cc'
--- a/sql/sql_table.cc	2009-07-07 08:30:18 +0000
+++ b/sql/sql_table.cc	2009-07-11 18:23:22 +0000
@@ -10195,8 +10195,8 @@ view_err:
   {
     /* Close lock if this is a transactional table */
     if (thd->lock &&
-        ! thd->locked_tables_mode == LTM_LOCK_TABLES &&
-        ! thd->locked_tables_mode == LTM_PRELOCKED_UNDER_LOCK_TABLES)
+        ! (thd->locked_tables_mode == LTM_LOCK_TABLES ||
+           thd->locked_tables_mode == LTM_PRELOCKED_UNDER_LOCK_TABLES))
     {
       mysql_unlock_tables(thd, thd->lock);
       thd->lock=0;


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