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[1.0.X] Fixed #11302 -- Avoid unnesscary (and possibly unintentional)…

… queries/results from generic inline formsets.

When an instance with no primary key value is passed in to a generic inline
formset we ensure no queries/results occur. Thanks Alex Gaynor.

Backport of [10981] from trunk.

git-svn-id: bcc190cf-cafb-0310-a4f2-bffc1f526a37
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1 parent ea5e5a2 commit bbe034a74f33296f228a9d19fb3dc07072a079e7 @brosner brosner committed Jun 11, 2009
Showing with 1 addition and 1 deletion.
  1. +1 −1 django/contrib/contenttypes/
@@ -317,7 +317,7 @@ def get_default_prefix(cls):
def get_queryset(self):
# Avoid a circular import.
from django.contrib.contenttypes.models import ContentType
- if self.instance is None:
+ if self.instance is None or is None:
return self.model._default_manager.none()
return self.model._default_manager.filter(**{ ContentType.objects.get_for_model(self.instance),

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