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path: root/drivers/acpi/pci_root.c
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Diffstat (limited to 'drivers/acpi/pci_root.c')
-rw-r--r--drivers/acpi/pci_root.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/acpi/pci_root.c b/drivers/acpi/pci_root.c
index 84030804a7..58b89b8d95 100644
--- a/drivers/acpi/pci_root.c
+++ b/drivers/acpi/pci_root.c
@@ -1055,9 +1055,9 @@ struct pci_bus *acpi_pci_root_create(struct acpi_pci_root *root,
* exists and returns 0, we must preserve any PCI resource
* assignments made by firmware for this host bridge.
*/
- obj = acpi_evaluate_dsm(ACPI_HANDLE(bus->bridge), &pci_acpi_dsm_guid, 1,
- DSM_PCI_PRESERVE_BOOT_CONFIG, NULL);
- if (obj && obj->type == ACPI_TYPE_INTEGER && obj->integer.value == 0)
+ obj = acpi_evaluate_dsm_typed(ACPI_HANDLE(bus->bridge), &pci_acpi_dsm_guid, 1,
+ DSM_PCI_PRESERVE_BOOT_CONFIG, NULL, ACPI_TYPE_INTEGER);
+ if (obj && obj->integer.value == 0)
host_bridge->preserve_config = 1;
ACPI_FREE(obj);