ACPI: use acpi_device_hid() when possible

Use acpi_device_hid() rather than accessing acpi_device.pnp.hardware_id
directly.

Signed-off-by: Bjorn Helgaas <bjorn.helgaas@hp.com>
Signed-off-by: Len Brown <len.brown@intel.com>

1 files changed, 3 insertions, 3 deletions

diff --git a/drivers/acpi/scan.c b/drivers/acpi/scan.c
index e9227ea2cb2f..269c0aae4bed 100644
--- a/drivers/acpi/scan.c
+++ b/drivers/acpi/scan.c
@@ -185,7 +185,7 @@ static ssize_t
 acpi_device_hid_show(struct device *dev, struct device_attribute *attr, char *buf) {
         struct acpi_device *acpi_dev = to_acpi_device(dev);
 
-        return sprintf(buf, "%s\n", acpi_dev->pnp.hardware_id);
+        return sprintf(buf, "%s\n", acpi_device_hid(acpi_dev));
 }
 static DEVICE_ATTR(hid, 0444, acpi_device_hid_show, NULL);
 
@@ -501,7 +501,7 @@ static int acpi_device_register(struct acpi_device *device)
          * If failed, create one and link it into acpi_bus_id_list
          */
         list_for_each_entry(acpi_device_bus_id, &acpi_bus_id_list, node) {
-                if(!strcmp(acpi_device_bus_id->bus_id, device->flags.hardware_id? device->pnp.hardware_id : "device")) {
+                if (!strcmp(acpi_device_bus_id->bus_id, device->flags.hardware_id ? acpi_device_hid(device) : "device")) {
                         acpi_device_bus_id->instance_no ++;
                         found = 1;
                         kfree(new_bus_id);
@@ -510,7 +510,7 @@ static int acpi_device_register(struct acpi_device *device)
         }
         if (!found) {
                 acpi_device_bus_id = new_bus_id;
-                strcpy(acpi_device_bus_id->bus_id, device->flags.hardware_id ? device->pnp.hardware_id : "device");
+                strcpy(acpi_device_bus_id->bus_id, device->flags.hardware_id ? acpi_device_hid(device) : "device");
                 acpi_device_bus_id->instance_no = 0;
                 list_add_tail(&acpi_device_bus_id->node, &acpi_bus_id_list);
         }