1 files changed, 7 insertions, 6 deletions

diff --git a/arch/x86/pci/acpi.c b/arch/x86/pci/acpi.c
index c6fd3a6afa42..27a391da9a98 100644
--- a/arch/x86/pci/acpi.c
+++ b/arch/x86/pci/acpi.c
@@ -189,6 +189,12 @@ struct pci_bus * __devinit pci_acpi_scan_root(struct acpi_device *device, int do
 
         dmi_check_system(acpi_pciprobe_dmi_table);
 
+        if (domain && !pci_domains_supported) {
+                printk(KERN_WARNING "PCI: Multiple domains not supported "
+                       "(dom %d, bus %d)\n", domain, busnum);
+                return NULL;
+        }
+
         /* Allocate per-root-bus (not per bus) arch-specific data.
          * TODO: leak; this memory is never freed.
          * It's arguable whether it's worth the trouble to care.
@@ -199,12 +205,7 @@ struct pci_bus * __devinit pci_acpi_scan_root(struct acpi_device *device, int do
                 return NULL;
         }
 
-        if (domain != 0) {
-                printk(KERN_WARNING "PCI: Multiple domains not supported\n");
-                kfree(sd);
-                return NULL;
-        }
-
+        sd->domain = domain;
         sd->node = -1;
 
         pxm = acpi_get_pxm(device->handle);