Fixed #11120 -- Corrected handling of inlines attached to inherited classes, broken by r10756. Thanks to George Song and Michael Strickland for the simultaneous reports.

git-svn-id: http://code.djangoproject.com/svn/django/trunk@10787 bcc190cf-cafb-0310-a4f2-bffc1f526a37

tests/regressiontests/model_formsets_regress/models.py

@@ -7,3 +7,13 @@ class User(models.Model):
 class UserSite(models.Model):
     user = models.ForeignKey(User, to_field="username")
     data = models.IntegerField()
+
+class Place(models.Model):
+    name = models.CharField(max_length=50)
+
+class Restaurant(Place):
+    pass
+
+class Manager(models.Model):
+    retaurant = models.ForeignKey(Restaurant)
+    name = models.CharField(max_length=50)