Messages in this thread Patch in this message | | | Date | Wed, 28 Jan 2009 20:57:29 +0900 | From | Kenji Kaneshige <> | Subject | [PATCH 6/8] PCI: fix wrong assumption in pci_read_bridge_bases |
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Current pci_read_bridge_bases() has an assumption that pci_bus->self is NULL on the pci root bus (It checks pci_bus->self to see if the pci bus is root bus). But is might not true on some platforms. We must check pci_bus->parent instead.
Signed-off-by: Kenji Kaneshige <kaneshige.kenji@jp.fujitsu.com>
--- drivers/pci/probe.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
Index: linux-2.6.29-rc2/drivers/pci/probe.c =================================================================== --- linux-2.6.29-rc2.orig/drivers/pci/probe.c +++ linux-2.6.29-rc2/drivers/pci/probe.c @@ -287,7 +287,7 @@ void __devinit pci_read_bridge_bases(str struct resource *res; int i; - if (!dev) /* It's a host bus, nothing to read */ + if (!child->parent) /* It's a host bus, nothing to read */ return; if (dev->transparent) {
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