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Keir Fraser
e32808cc9c
For integrated devices(with bus number 0), self.find_parent() returns None, causing a python exception here. Signed-off-by: Dexuan Cui <dexuan.cui@intel.com>
The file test.py here is from the Zope project, and is Copyright (c) 2001, 2002 Zope Corporation and Contributors. This file is released under the Zope Public License, version 2.0, a copy of which is in the file ZPL-2.0.