diff options
Diffstat (limited to 'drivers/pnp')
-rw-r--r-- | drivers/pnp/pnpacpi/core.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/pnp/pnpacpi/core.c b/drivers/pnp/pnpacpi/core.c index b57d9d59dca5..a12800f8e4c9 100644 --- a/drivers/pnp/pnpacpi/core.c +++ b/drivers/pnp/pnpacpi/core.c | |||
@@ -148,9 +148,13 @@ static int __init pnpacpi_add_device(struct acpi_device *device) | |||
148 | acpi_status status; | 148 | acpi_status status; |
149 | struct pnp_dev *dev; | 149 | struct pnp_dev *dev; |
150 | 150 | ||
151 | /* | ||
152 | * If a PnPacpi device is not present , the device | ||
153 | * driver should not be loaded. | ||
154 | */ | ||
151 | status = acpi_get_handle(device->handle, "_CRS", &temp); | 155 | status = acpi_get_handle(device->handle, "_CRS", &temp); |
152 | if (ACPI_FAILURE(status) || !ispnpidacpi(acpi_device_hid(device)) || | 156 | if (ACPI_FAILURE(status) || !ispnpidacpi(acpi_device_hid(device)) || |
153 | is_exclusive_device(device)) | 157 | is_exclusive_device(device) || (!device->status.present)) |
154 | return 0; | 158 | return 0; |
155 | 159 | ||
156 | dev = pnp_alloc_dev(&pnpacpi_protocol, num, acpi_device_hid(device)); | 160 | dev = pnp_alloc_dev(&pnpacpi_protocol, num, acpi_device_hid(device)); |