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path: root/drivers/pnp
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-rw-r--r--drivers/pnp/pnpacpi/core.c11
1 files changed, 3 insertions, 8 deletions
diff --git a/drivers/pnp/pnpacpi/core.c b/drivers/pnp/pnpacpi/core.c
index 34049b0b4c73..747826d99059 100644
--- a/drivers/pnp/pnpacpi/core.c
+++ b/drivers/pnp/pnpacpi/core.c
@@ -239,8 +239,6 @@ static char *__init pnpacpi_get_id(struct acpi_device *device)
239 239
240static int __init pnpacpi_add_device(struct acpi_device *device) 240static int __init pnpacpi_add_device(struct acpi_device *device)
241{ 241{
242 acpi_handle temp = NULL;
243 acpi_status status;
244 struct pnp_dev *dev; 242 struct pnp_dev *dev;
245 char *pnpid; 243 char *pnpid;
246 struct acpi_hardware_id *id; 244 struct acpi_hardware_id *id;
@@ -253,8 +251,7 @@ static int __init pnpacpi_add_device(struct acpi_device *device)
253 * If a PnPacpi device is not present , the device 251 * If a PnPacpi device is not present , the device
254 * driver should not be loaded. 252 * driver should not be loaded.
255 */ 253 */
256 status = acpi_get_handle(device->handle, "_CRS", &temp); 254 if (!acpi_has_method(device->handle, "_CRS"))
257 if (ACPI_FAILURE(status))
258 return 0; 255 return 0;
259 256
260 pnpid = pnpacpi_get_id(device); 257 pnpid = pnpacpi_get_id(device);
@@ -271,16 +268,14 @@ static int __init pnpacpi_add_device(struct acpi_device *device)
271 dev->data = device; 268 dev->data = device;
272 /* .enabled means the device can decode the resources */ 269 /* .enabled means the device can decode the resources */
273 dev->active = device->status.enabled; 270 dev->active = device->status.enabled;
274 status = acpi_get_handle(device->handle, "_SRS", &temp); 271 if (acpi_has_method(device->handle, "_SRS"))
275 if (ACPI_SUCCESS(status))
276 dev->capabilities |= PNP_CONFIGURABLE; 272 dev->capabilities |= PNP_CONFIGURABLE;
277 dev->capabilities |= PNP_READ; 273 dev->capabilities |= PNP_READ;
278 if (device->flags.dynamic_status && (dev->capabilities & PNP_CONFIGURABLE)) 274 if (device->flags.dynamic_status && (dev->capabilities & PNP_CONFIGURABLE))
279 dev->capabilities |= PNP_WRITE; 275 dev->capabilities |= PNP_WRITE;
280 if (device->flags.removable) 276 if (device->flags.removable)
281 dev->capabilities |= PNP_REMOVABLE; 277 dev->capabilities |= PNP_REMOVABLE;
282 status = acpi_get_handle(device->handle, "_DIS", &temp); 278 if (acpi_has_method(device->handle, "_DIS"))
283 if (ACPI_SUCCESS(status))
284 dev->capabilities |= PNP_DISABLE; 279 dev->capabilities |= PNP_DISABLE;
285 280
286 if (strlen(acpi_device_name(device))) 281 if (strlen(acpi_device_name(device)))