From 66883ee08d6ea4f96cb4473181508b511ece39f5 Mon Sep 17 00:00:00 2001
From: Sergei Golubchik <sergii@pisem.net>
Date: Sun, 2 Mar 2014 15:54:57 +0100
Subject: [PATCH] MDEV-5674 Valgrind warnings "Conditional jump or move depends
 on uninitialised value" in create_sort_index with small sort_buffer_size

*found_rows wasn't initialized when filesort() failed
(it didn't matter, but valgrind was unhappy)
---
 sql/filesort.cc | 1 +
 1 file changed, 1 insertion(+)

diff --git a/sql/filesort.cc b/sql/filesort.cc
index 9f178938f24..12b9bb5aadc 100644
--- a/sql/filesort.cc
+++ b/sql/filesort.cc
@@ -188,6 +188,7 @@ ha_rows filesort(THD *thd, TABLE *table, SORT_FIELD *sortorder, uint s_length,
   my_b_clear(&buffpek_pointers);
   buffpek=0;
   error= 1;
+  *found_rows= HA_POS_ERROR;
 
   param.init_for_filesort(sortlength(thd, sortorder, s_length,
                                      &multi_byte_charset),