From 857c3b668ae35c48d9d7a4248b6c0bdb65797d0e Mon Sep 17 00:00:00 2001
From: Yinghai Lu <yinghai@kernel.org>
Date: Thu, 17 May 2012 18:51:12 -0700
Subject: [PATCH] PCI: add default busn_res for pci_scan_bus()

also do not need to shrink busn_res.

Signed-off-by: Yinghai Lu <yinghai@kernel.org>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
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Reading git-format-patch failed