From 850c26dc13554c68942135a04db09f4fa3f07650 Mon Sep 17 00:00:00 2001
From: d11n <mail@dennisreimann.de>
Date: Mon, 21 Nov 2022 22:07:46 +0100
Subject: [PATCH] POS: Fix null pointer

Introduced in #4307, the referenced object needs to be `itemChoice` instead of `choice`.
---
 .../PointOfSale/Controllers/UIPointOfSaleController.cs        | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/BTCPayServer/Plugins/PointOfSale/Controllers/UIPointOfSaleController.cs b/BTCPayServer/Plugins/PointOfSale/Controllers/UIPointOfSaleController.cs
index 808e670ab..45e50e76e 100644
--- a/BTCPayServer/Plugins/PointOfSale/Controllers/UIPointOfSaleController.cs
+++ b/BTCPayServer/Plugins/PointOfSale/Controllers/UIPointOfSaleController.cs
@@ -200,9 +200,9 @@ namespace BTCPayServer.Plugins.PointOfSale.Controllers
                         }
 
                         decimal expectedCartItemPrice = 0;
-                        if (choice.Price.Type != ViewPointOfSaleViewModel.Item.ItemPrice.ItemPriceType.Topup)
+                        if (itemChoice.Price.Type != ViewPointOfSaleViewModel.Item.ItemPrice.ItemPriceType.Topup)
                         {
-                            expectedCartItemPrice = choice.Price.Value ?? 0;
+                            expectedCartItemPrice = itemChoice.Price.Value ?? 0;
                         }
 
                         expectedMinimumAmount += expectedCartItemPrice * cartItem.Value;