From b7caf7769ef1041315073f67cb42f4e8f4c72e37 Mon Sep 17 00:00:00 2001
From: Mira <weller@rami.io>
Date: Wed, 19 Mar 2025 10:26:37 +0100
Subject: [PATCH] Don't ignore free price input in the cross-selling step in an
 event series (issue #4850) (#4933)

---
 src/pretix/presale/views/cart.py | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/pretix/presale/views/cart.py b/src/pretix/presale/views/cart.py
index 35ec6304b6..a823e6674a 100644
--- a/src/pretix/presale/views/cart.py
+++ b/src/pretix/presale/views/cart.py
@@ -158,11 +158,13 @@ def _item_from_post_value(request, key, value, voucher=None, voucher_ignore_if_r
         return
 
     subevent = None
+    prefix = ''
     if key.startswith('subevent_'):
         try:
             parts = key.split('_', 2)
             subevent = int(parts[1])
             key = parts[2]
+            prefix = f'subevent_{subevent}_'
         except ValueError:
             pass
     elif 'subevent' in request.POST:
@@ -175,7 +177,7 @@ def _item_from_post_value(request, key, value, voucher=None, voucher_ignore_if_r
         return
 
     parts = key.split("_")
-    price = request.POST.get('price_' + "_".join(parts[1:]), "")
+    price = request.POST.get(prefix + 'price_' + "_".join(parts[1:]), "")
 
     if key.startswith('seat_'):
         try: