Fixed a compile warning.

85523738 · Igor Babaev · af800fd9 · 85523738
Commit 85523738 authored Jan 05, 2011 by Igor Babaev
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sql/sql_select.cc sql/sql_select.cc +1 -1

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--- a/sql/sql_select.cc
+++ b/sql/sql_select.cc
@@ -7879,7 +7879,7 @@ uint check_join_cache_usage(JOIN_TAB *tab,
 {
  uint flags;
  COST_VECT cost;
-  ha_rows rows;
+  ha_rows rows= 0;
  uint bufsz= 4096;
  JOIN_CACHE *prev_cache=0;
  uint cache_level= join->max_allowed_join_cache_level;