bk commit into 5.0 tree (aelkin:1.2235) BUG#21582

[Andrei Elkin]

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ChangeSet@stripped, 2006-08-21 11:44:30+02:00, aelkin@stripped +1 -0
  BUG#21582 mysql server crashes in close_temporary_tables
  
  the problem is described and resolved by 20919 which fix happened not to have got to
  the release tree. Applying the patch of the parent bug.

  sql/sql_base.cc@stripped, 2006-08-21 11:40:13+02:00, aelkin@stripped +3 -1
    BUG#21582 mysql server crashes in close_temporary_tables
    appeared to be a dup of 20919. Applying the patch of the latter to fix this but
    in specific mysql-5.0-release tree.

# This is a BitKeeper patch.  What follows are the unified diffs for the
# set of deltas contained in the patch.  The rest of the patch, the part
# that BitKeeper cares about, is below these diffs.
# User:	aelkin
# Host:	dl145j.mysql.com
# Root:	/tmp/andrei/mysql-5.0-release-21582

--- 1.343/sql/sql_base.cc	2006-08-21 11:44:40 +02:00
+++ 1.344/sql/sql_base.cc	2006-08-21 11:44:40 +02:00
@@ -624,8 +624,10 @@
 
   if (!mysql_bin_log.is_open())
   {
-    for (table= thd->temporary_tables; table; table= table->next)
+    TABLE *next;
+    for (table= thd->temporary_tables; table; table= next)
     {
+      next= table->next;
       close_temporary(table, 1);
     }
     thd->temporary_tables= 0;