PCI: allow PCI core hotplug to remove PCI root bus

There is no reason to prevent removal of root bus devices. A subsequent
rescan will find them just fine.

Reviewed-by: Kenji Kaneshige <kaneshige.kenji@jp.fujitsu.com>
Signed-off-by: Alex Chiang <achiang@hp.com>
Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>

1 files changed, 0 insertions, 4 deletions

diff --git a/drivers/pci/pci-sysfs.c b/drivers/pci/pci-sysfs.c
index cd8e682c04aa..a7eb1b46a5a8 100644
--- a/drivers/pci/pci-sysfs.c
+++ b/drivers/pci/pci-sysfs.c
@@ -277,14 +277,10 @@ remove_store(struct device *dev, struct device_attribute *dummy,
 {
         int ret = 0;
         unsigned long val;
-        struct pci_dev *pdev = to_pci_dev(dev);
 
         if (strict_strtoul(buf, 0, &val) < 0)
                 return -EINVAL;
 
-        if (pci_is_root_bus(pdev->bus))
-                return -EBUSY;
-
         /* An attribute cannot be unregistered by one of its own methods,
          * so we have to use this roundabout approach.
          */