diff --git a/configure.in b/configure.in
index 4aef78e5b18..5b3cfad6105 100644
--- a/configure.in
+++ b/configure.in
@@ -7,7 +7,7 @@ AC_INIT(sql/mysqld.cc)
 AC_CANONICAL_SYSTEM
 # The Docs Makefile.am parses this line!
 # remember to also change ndb version below and update version.c in ndb
-AM_INIT_AUTOMAKE(mysql, 5.0.12-beta)
+AM_INIT_AUTOMAKE(mysql, 5.0.13-beta)
 AM_CONFIG_HEADER(config.h)
 
 PROTOCOL_VERSION=10
@@ -18,7 +18,7 @@ SHARED_LIB_VERSION=15:0:0
 # ndb version
 NDB_VERSION_MAJOR=5
 NDB_VERSION_MINOR=0
-NDB_VERSION_BUILD=12
+NDB_VERSION_BUILD=13
 NDB_VERSION_STATUS="beta"
 
 # Set all version vars based on $VERSION. How do we do this more elegant ?
diff --git a/mysql-test/r/sp.result b/mysql-test/r/sp.result
index d1d41035475..423cd546a84 100644
--- a/mysql-test/r/sp.result
+++ b/mysql-test/r/sp.result
@@ -3101,16 +3101,16 @@ call p_bug11247(10)|
 drop function f_bug11247|
 drop procedure p_bug11247|
 drop procedure if exists bug12168|
-drop table if exists t1, t2|
-create table t1 (a int)|
-insert into t1 values (1),(2),(3),(4)|
-create table t2 (a int)|
+drop table if exists t3, t4|
+create table t3 (a int)|
+insert into t3 values (1),(2),(3),(4)|
+create table t4 (a int)|
 create procedure bug12168(arg1 char(1))
 begin
 declare b, c integer;
 if arg1 = 'a' then
 begin
-declare c1 cursor for select a from t1 where a % 2;
+declare c1 cursor for select a from t3 where a % 2;
 declare continue handler for not found set b = 1;
 set b = 0;
 open c1;
@@ -3119,14 +3119,14 @@ fetch c1 into c;
 if (b = 1) then
 leave c1_repeat;
 end if;
-insert into t2 values (c);
+insert into t4 values (c);
 until b = 1
 end repeat;
 end;
 end if;
 if arg1 = 'b' then
 begin
-declare c2 cursor for select a from t1 where not a % 2;
+declare c2 cursor for select a from t3 where not a % 2;
 declare continue handler for not found set b = 1;
 set b = 0;
 open c2;
@@ -3135,35 +3135,36 @@ fetch c2 into c;
 if (b = 1) then
 leave c2_repeat;
 end if;
-insert into t2 values (c);
+insert into t4 values (c);
 until b = 1
 end repeat;
 end;
 end if;
 end|
 call bug12168('a')|
-select * from t2|
+select * from t4|
 a
 1
 3
-truncate t2|
+truncate t4|
 call bug12168('b')|
-select * from t2|
+select * from t4|
 a
 2
 4
-truncate t2|
+truncate t4|
 call bug12168('a')|
-select * from t2|
+select * from t4|
 a
 1
 3
-truncate t2|
+truncate t4|
 call bug12168('b')|
-select * from t2|
+select * from t4|
 a
 2
 4
-truncate t2|
+truncate t4|
+drop table t3, t4|
 drop procedure if exists bug12168|
 drop table t1,t2;
diff --git a/mysql-test/t/sp.test b/mysql-test/t/sp.test
index f3e7c3e07a0..abff597405b 100644
--- a/mysql-test/t/sp.test
+++ b/mysql-test/t/sp.test
@@ -3934,20 +3934,20 @@ drop procedure p_bug11247|
 #
 --disable_warnings
 drop procedure if exists bug12168|
-drop table if exists t1, t2|
+drop table if exists t3, t4|
 --enable_warnings
 
-create table t1 (a int)|
-insert into t1 values (1),(2),(3),(4)|
+create table t3 (a int)|
+insert into t3 values (1),(2),(3),(4)|
 
-create table t2 (a int)|
+create table t4 (a int)|
 
 create procedure bug12168(arg1 char(1))
 begin
   declare b, c integer;
   if arg1 = 'a' then
     begin
-      declare c1 cursor for select a from t1 where a % 2;
+      declare c1 cursor for select a from t3 where a % 2;
       declare continue handler for not found set b = 1;
       set b = 0;
       open c1;
@@ -3957,14 +3957,14 @@ begin
           leave c1_repeat;
         end if;
 
-        insert into t2 values (c);
+        insert into t4 values (c);
         until b = 1
       end repeat;
     end;
   end if;
   if arg1 = 'b' then
     begin
-      declare c2 cursor for select a from t1 where not a % 2;
+      declare c2 cursor for select a from t3 where not a % 2;
       declare continue handler for not found set b = 1;
       set b = 0;
       open c2;
@@ -3974,7 +3974,7 @@ begin
           leave c2_repeat;
         end if;
 
-        insert into t2 values (c);
+        insert into t4 values (c);
         until b = 1
       end repeat;
     end;
@@ -3982,17 +3982,18 @@ begin
 end|
 
 call bug12168('a')|
-select * from t2|
-truncate t2|
+select * from t4|
+truncate t4|
 call bug12168('b')|
-select * from t2|
-truncate t2|
+select * from t4|
+truncate t4|
 call bug12168('a')|
-select * from t2|
-truncate t2|
+select * from t4|
+truncate t4|
 call bug12168('b')|
-select * from t2|
-truncate t2|
+select * from t4|
+truncate t4|
+drop table t3, t4|
 drop procedure if exists bug12168|
 
 #
diff --git a/sql/log_event.cc b/sql/log_event.cc
index 9e8c0695b90..c0a06bf5dab 100644
--- a/sql/log_event.cc
+++ b/sql/log_event.cc
@@ -1328,14 +1328,19 @@ Query_log_event::Query_log_event(const char* buf, uint event_len,
     }
   }
   
+#if !defined(MYSQL_CLIENT) && defined(HAVE_QUERY_CACHE)
   if (!(start= data_buf = (char*) my_malloc(catalog_len + 1 +
                                             time_zone_len + 1 +
-                                            data_len + 1
-#if !defined(MYSQL_CLIENT) && defined(HAVE_QUERY_CACHE)
-					    + QUERY_CACHE_FLAGS_SIZE +
-					    db_len + 1
+                                            data_len + 1 +
+					    QUERY_CACHE_FLAGS_SIZE +
+					    db_len + 1,
+					    MYF(MY_WME))))
+#else
+  if (!(start= data_buf = (char*) my_malloc(catalog_len + 1 +
+                                            time_zone_len + 1 +
+                                            data_len + 1,
+					    MYF(MY_WME))))
 #endif
-					    , MYF(MY_WME))))
       DBUG_VOID_RETURN;
   if (catalog_len)                                  // If catalog is given
   {
diff --git a/sql/sql_base.cc b/sql/sql_base.cc
index a7f5fa3ce03..b2ed392d1ac 100644
--- a/sql/sql_base.cc
+++ b/sql/sql_base.cc
@@ -3763,8 +3763,13 @@ store_top_level_join_columns(THD *thd, TABLE_LIST *table_ref,
                              TABLE_LIST *left_neighbor,
                              TABLE_LIST *right_neighbor)
 {
+  Query_arena *arena, backup;
+  bool result= TRUE;
+
   DBUG_ENTER("store_top_level_join_columns");
 
+  arena= thd->change_arena_if_needed(&backup);
+
   /* Call the procedure recursively for each nested table reference. */
   if (table_ref->nested_join)
   {
@@ -3797,7 +3802,7 @@ store_top_level_join_columns(THD *thd, TABLE_LIST *table_ref,
       if (cur_table_ref->nested_join &&
           store_top_level_join_columns(thd, cur_table_ref,
                                        cur_left_neighbor, cur_right_neighbor))
-        DBUG_RETURN(TRUE);
+        goto err;
       cur_right_neighbor= cur_table_ref;
     }
   }
@@ -3829,7 +3834,7 @@ store_top_level_join_columns(THD *thd, TABLE_LIST *table_ref,
       swap_variables(TABLE_LIST*, table_ref_1, table_ref_2);
     if (mark_common_columns(thd, table_ref_1, table_ref_2,
                             using_fields, &found_using_fields))
-      DBUG_RETURN(TRUE);
+      goto err;
 
     /*
       Swap the join operands back, so that we pick the columns of the second
@@ -3841,7 +3846,7 @@ store_top_level_join_columns(THD *thd, TABLE_LIST *table_ref,
     if (store_natural_using_join_columns(thd, table_ref, table_ref_1,
                                          table_ref_2, using_fields,
                                          found_using_fields))
-      DBUG_RETURN(TRUE);
+      goto err;
 
     /*
       Change NATURAL JOIN to JOIN ... ON. We do this for both operands
@@ -3872,7 +3877,12 @@ store_top_level_join_columns(THD *thd, TABLE_LIST *table_ref,
     else
       table_ref->next_name_resolution_table= NULL;
   }
-  DBUG_RETURN(FALSE);
+  result= FALSE; /* All is OK. */
+
+err:
+  if (arena)
+    thd->restore_backup_item_arena(arena, &backup);
+  DBUG_RETURN(result);
 }