Merge bk@192.168.21.1:mysql-5.0-opt

into  mysql.com:/home/hf/work/29687/my50-29687

libmysql/libmysql.c

@@ -4945,7 +4945,7 @@ static my_bool reset_stmt_handle(MYSQL_STMT *stmt, uint flags)
       Reset stored result set if so was requested or it's a part
       of cursor fetch.
     */
-    if (result->data && (flags & RESET_STORE_RESULT))
+    if (flags & RESET_STORE_RESULT)
     {
       /* Result buffered */
       free_root(&result->alloc, MYF(MY_KEEP_PREALLOC));