From 089a586b43bba6fa74538bca8f0a361c0a984e33 Mon Sep 17 00:00:00 2001
From: Vladislav Vaintroub <wlad@mariadb.com>
Date: Wed, 2 Dec 2015 18:33:54 +0100
Subject: [PATCH] Windows : Fix crash with "uninitialized variable keyname
 used" by C runtime debug check.

---
 sql/sql_table.cc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/sql/sql_table.cc b/sql/sql_table.cc
index 8fa24b49d88..ccd6c705c32 100644
--- a/sql/sql_table.cc
+++ b/sql/sql_table.cc
@@ -5843,7 +5843,7 @@ drop_create_field:
     Key *key;
     List_iterator<Key> key_it(alter_info->key_list);
     uint n_key;
-    const char *keyname;
+    const char *keyname= NULL;
     while ((key=key_it++))
     {
       if (!key->if_not_exists() && !key->or_replace())