[PATCH] PCI: really fix parent's subordinate busnr

After you find the maximum value of the subordinate buses below the child
bus, you must fix the parent's subordinate bus number again, otherwise
it may be too small.

Signed-off-by: Kristen Carlson Accardi <kristen.c.accardi@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

1 files changed, 5 insertions, 0 deletions

diff --git a/drivers/pci/probe.c b/drivers/pci/probe.c
index adfad4fd6a13..63751a283817 100644
--- a/drivers/pci/probe.c
+++ b/drivers/pci/probe.c
@@ -537,6 +537,11 @@ int __devinit pci_scan_bridge(struct pci_bus *bus, struct pci_dev * dev, int max
                         pci_fixup_parent_subordinate_busnr(child, max);
                         /* Now we can scan all subordinate buses... */
                         max = pci_scan_child_bus(child);
+                        /*
+                         * now fix it up again since we have found
+                         * the real value of max.
+                         */
+                        pci_fixup_parent_subordinate_busnr(child, max);
                 } else {
                         /*
                          * For CardBus bridges, we leave 4 bus numbers