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 c1b9ea34977b..98b9df7776e9 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) acpi_status status; struct pnp_dev *dev; + /* + * If a PnPacpi device is not present , the device + * driver should not be loaded. + */ status = acpi_get_handle(device->handle, "_CRS", &temp); if (ACPI_FAILURE(status) || !ispnpidacpi(acpi_device_hid(device)) || - is_exclusive_device(device)) + is_exclusive_device(device) || (!device->status.present)) return 0; dev = pnp_alloc_dev(&pnpacpi_protocol, num, acpi_device_hid(device)); |