From 2c52493d140d96d0a1bfd442aa569d2690a22a59 Mon Sep 17 00:00:00 2001
From: Oleksandr Byelkin <sanja@mariadb.com>
Date: Fri, 9 Sep 2016 13:12:47 +0200
Subject: [PATCH] Fixed condition

---
 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 0adb21dcb43..5a3b9d29dfd 100644
--- a/sql/sql_table.cc
+++ b/sql/sql_table.cc
@@ -6178,7 +6178,7 @@ remove_key:
     uint c;
     while ((check=it++))
     {
-      if ((!check->flags & Alter_info::CHECK_CONSTRAINT_IF_NOT_EXISTS) &&
+      if (!(check->flags & Alter_info::CHECK_CONSTRAINT_IF_NOT_EXISTS) &&
           check->name.length)
         continue;
       check->flags= 0;