[PATCH] acpi_pcihp: Fix programming _HPP values

This patch fixes the problem that hotplug parameters are not programed
when PCI cards are hot-added by ACPIPHP, SHPCHP and PCIEHP driver. The
pci_dev structure being hot-added is not bound to ACPI handle, so we
need to trace PCI bus tree to find ACPI handle.

Signed-off-by: Kenji Kaneshige <kaneshige.kenji@jp.fujitsu.com>
Cc: Kristen Accardi <kristen.c.accardi@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/pci/hotplug/pciehp.h b/drivers/pci/hotplug/pciehp.h
index 92c1f0f1e1ad..ce89f5815861 100644
--- a/drivers/pci/hotplug/pciehp.h
+++ b/drivers/pci/hotplug/pciehp.h
@@ -284,7 +284,7 @@ struct hpc_ops {
 static inline int pciehp_get_hp_params_from_firmware(struct pci_dev *dev,
                         struct hotplug_params *hpp)
 {
-        if (ACPI_FAILURE(acpi_get_hp_params_from_firmware(dev, hpp)))
+        if (ACPI_FAILURE(acpi_get_hp_params_from_firmware(dev->bus, hpp)))
                 return -ENODEV;
         return 0;
 }