Feedback 1650 bug fix

ext/custom-addons/dp_custom/models/sale.py

@@ -181,6 +181,10 @@ class SaleOrder(models.Model):
         delivery_vals['parent_id'] = partner.id
 
         if delivery_partner:
+            allowed_update_keys = ['firstname', 'lastname', 'midname', 'email', 'phone']
+            for key in list(delivery_vals.keys()):
+                if key not in allowed_update_keys:
+                    del delivery_partner[key]
             delivery_partner.write(delivery_vals)
         else:
             if not delivery_vals.get('type', False):