From e96388410a00fefb63ddf8bfcc66f049c3174df5 Mon Sep 17 00:00:00 2001
From: "v.sikailo" <v.sikailo@ism-ukraine.com>
Date: Fri, 7 Dec 2018 12:05:35 +0200
Subject: [PATCH 1/3] Added strict flag to in_array

---
 .../Catalog/Model/Product/Attribute/OptionManagement.php        | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/app/code/Magento/Catalog/Model/Product/Attribute/OptionManagement.php b/app/code/Magento/Catalog/Model/Product/Attribute/OptionManagement.php
index f2039a5002dcc..6cca2c07e2dd8 100644
--- a/app/code/Magento/Catalog/Model/Product/Attribute/OptionManagement.php
+++ b/app/code/Magento/Catalog/Model/Product/Attribute/OptionManagement.php
@@ -47,7 +47,7 @@ public function add($attributeCode, $option)
                 /** @var \Magento\Eav\Api\Data\AttributeOptionInterface $attributeOption */
                     $attributeOption = $attributeOption->getLabel();
             });
-            if (in_array($option->getLabel(), $currentOptions)) {
+            if (in_array($option->getLabel(), $currentOptions, true)) {
                 return false;
             }
         }

From f1dc26c3ee020397946bfc559ed8c81b5b31bfbd Mon Sep 17 00:00:00 2001
From: "v.sikailo" <v.sikailo@ism-ukraine.com>
Date: Fri, 7 Dec 2018 12:08:17 +0200
Subject: [PATCH 2/3] Revert "Added strict flag to in_array"

This reverts commit e96388410a00fefb63ddf8bfcc66f049c3174df5.
---
 .../Catalog/Model/Product/Attribute/OptionManagement.php        | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/app/code/Magento/Catalog/Model/Product/Attribute/OptionManagement.php b/app/code/Magento/Catalog/Model/Product/Attribute/OptionManagement.php
index 6cca2c07e2dd8..f2039a5002dcc 100644
--- a/app/code/Magento/Catalog/Model/Product/Attribute/OptionManagement.php
+++ b/app/code/Magento/Catalog/Model/Product/Attribute/OptionManagement.php
@@ -47,7 +47,7 @@ public function add($attributeCode, $option)
                 /** @var \Magento\Eav\Api\Data\AttributeOptionInterface $attributeOption */
                     $attributeOption = $attributeOption->getLabel();
             });
-            if (in_array($option->getLabel(), $currentOptions, true)) {
+            if (in_array($option->getLabel(), $currentOptions)) {
                 return false;
             }
         }

From f3f01d50c3dc8ca8c42e2908c42e5374ac0d911a Mon Sep 17 00:00:00 2001
From: "v.sikailo" <v.sikailo@ism-ukraine.com>
Date: Fri, 7 Dec 2018 12:09:18 +0200
Subject: [PATCH 3/3] Added strict flag to in_array

---
 .../Catalog/Model/Product/Attribute/OptionManagement.php        | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/app/code/Magento/Catalog/Model/Product/Attribute/OptionManagement.php b/app/code/Magento/Catalog/Model/Product/Attribute/OptionManagement.php
index f2039a5002dcc..6cca2c07e2dd8 100644
--- a/app/code/Magento/Catalog/Model/Product/Attribute/OptionManagement.php
+++ b/app/code/Magento/Catalog/Model/Product/Attribute/OptionManagement.php
@@ -47,7 +47,7 @@ public function add($attributeCode, $option)
                 /** @var \Magento\Eav\Api\Data\AttributeOptionInterface $attributeOption */
                     $attributeOption = $attributeOption->getLabel();
             });
-            if (in_array($option->getLabel(), $currentOptions)) {
+            if (in_array($option->getLabel(), $currentOptions, true)) {
                 return false;
             }
         }