Strict comparison with null instead of is_null function usage

magento · Apr 5, 2019 · c819cc0 · c819cc0
1 parent 8029be3
commit c819cc0
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/app/code/Magento/ConfigurableProduct/Model/Product/Type/Configurable.php b/app/code/Magento/ConfigurableProduct/Model/Product/Type/Configurable.php
@@ -1249,7 +1249,7 @@ public function getUsedProducts($product, $requiredAttributeIds = null)
             $product->getStoreId(),
             $this->getCustomerSession()->getCustomerGroupId()
         ];
-        if (!is_null($requiredAttributeIds)) {
+        if ($requiredAttributeIds !== null) {
             sort($requiredAttributeIds);
             $keyParts[] = implode('', $requiredAttributeIds);
         }