Ticket #3096: 3096-filterspecs.patch

django/contrib/admin/filterspecs.py

@@ -56 +56 @@
             self.lookup_title = f.verbose_name
         self.lookup_kwarg = '%s__%s__exact' % (f.name, f.rel.to._meta.pk.name)
         self.lookup_val = request.GET.get(self.lookup_kwarg, None)
-        self.lookup_choices = f.rel.to._default_manager.all()
+        if f.rel.limit_choices_to:
+            self.lookup_choices = f.rel.to._default_manager.filter(**f.rel.limit_choices_to)
+        else:
+            self.lookup_choices = f.rel.to._default_manager.all()
 
     def has_output(self):
         return len(self.lookup_choices) > 1