PCI: use pci_is_root_bus() in pci_read_bridge_bases()

Use pci_is_root_bus() in pci_read_bridge_bases() to check if the pci
bus is root, for code consistency.

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

diff --git a/drivers/pci/probe.c b/drivers/pci/probe.c
index b962326..40e75f6 100644 (file)
--- a/drivers/pci/probe.c
+++ b/drivers/pci/probe.c
@@ -289,7 +289,7 @@ void __devinit pci_read_bridge_bases(struct pci_bus *child)
        struct resource *res;
        int i;
 
-       if (!child->parent)     /* It's a host bus, nothing to read */
+       if (pci_is_root_bus(child))     /* It's a host bus, nothing to read */
                return;
 
        if (dev->transparent) {