Commit e4b7daec authored by Matthew Wilkes's avatar Matthew Wilkes Committed by Markus Holtermann
Browse files

Refs #24354 -- Prevented repointing of relations on superclasses when... 

Refs #24354 -- Prevented repointing of relations on superclasses when migrating a subclass's name change

The issue was hidden on 1.8+ until #24573 due to a bug inside the model
reloading process.

Forwardport of patch from ae87ad00
parent 1a1f16d6

django/db/migrations/operations/models.py

+4 −0
Original line number Diff line number Diff line
@@ -169,6 +169,10 @@ class RenameModel(Operation): 
        state.remove_model(app_label, self.old_name_lower)

        # Repoint the FKs and M2Ms pointing to us

        for related_object in all_related_objects:

            if related_object.model is not model:

                # The model being renamed does not participate in this relation

                # directly. Rather, a superclass does.

                continue

            # Use the new related key for self referential related objects.

            if related_object.related_model == model:

                related_key = (app_label, self.new_name_lower)