The USB device don't hold the bus. There is no ASAN related reports
anymore.

This reverts commit cd7bc878.
Signed-off-by: NMarc-André Lureau <marcandre.lureau@redhat.com>
Message-id: 20180613172815.32738-3-marcandre.lureau@redhat.com
Signed-off-by: NGerd Hoffmann <kraxel@redhat.com>