1 files changed, 7 insertions, 1 deletions

diff --git a/drivers/usb/core/usb-acpi.c b/drivers/usb/core/usb-acpi.c
index b6f4bad3f756..255c14464bf2 100644
--- a/drivers/usb/core/usb-acpi.c
+++ b/drivers/usb/core/usb-acpi.c
@@ -15,6 +15,7 @@
 #include <linux/kernel.h>
 #include <linux/acpi.h>
 #include <linux/pci.h>
+#include <linux/usb/hcd.h>
 #include <acpi/acpi_bus.h>
 
 #include "usb.h"
@@ -188,8 +189,13 @@ static int usb_acpi_find_device(struct device *dev, acpi_handle *handle)
                  * connected to.
                  */
                 if (!udev->parent) {
-                        *handle = acpi_get_child(DEVICE_ACPI_HANDLE(&udev->dev),
+                        struct usb_hcd *hcd = bus_to_hcd(udev->bus);
+                        int raw_port_num;
+
+                        raw_port_num = usb_hcd_find_raw_port_number(hcd,
                                 port_num);
+                        *handle = acpi_get_child(DEVICE_ACPI_HANDLE(&udev->dev),
+                                raw_port_num);
                         if (!*handle)
                                 return -ENODEV;
                 } else {