ACPI / scan: Do not use dummy HID for system bus ACPI nodes

[pandora-kernel.git] / drivers / acpi / scan.c

diff --git a/drivers/acpi/scan.c b/drivers/acpi/scan.c
index 449c556..a8b88ad 100644 (file)
--- a/drivers/acpi/scan.c
+++ b/drivers/acpi/scan.c
@@ -1062,13 +1062,12 @@ static void acpi_add_id(struct acpi_device *device, const char *dev_id)
        if (!id)
                return;
 
-       id->id = kmalloc(strlen(dev_id) + 1, GFP_KERNEL);
+       id->id = kstrdup(dev_id, GFP_KERNEL);
        if (!id->id) {
                kfree(id);
                return;
        }
 
-       strcpy(id->id, dev_id);
        list_add_tail(&id->list, &device->pnp.ids);
 }
 
@@ -1153,7 +1152,7 @@ static void acpi_device_set_id(struct acpi_device *device)
                        acpi_add_id(device, ACPI_DOCK_HID);
                else if (!acpi_ibm_smbus_match(device))
                        acpi_add_id(device, ACPI_SMBUS_IBM_HID);
-               else if (!acpi_device_hid(device) &&
+               else if (list_empty(&device->pnp.ids) &&
                         ACPI_IS_ROOT_DEVICE(device->parent)) {
                        acpi_add_id(device, ACPI_BUS_HID); /* \_SB, LNXSYBUS */
                        strcpy(device->pnp.device_name, ACPI_BUS_DEVICE_NAME);