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[PNPACPI] Ignore devices that have no resources

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Ignore devices that don't have a _CRS method.
They are useless for the PNP layer as they don't provide any resources.

Cc: Adam Belay <ambx1@neo.rr.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Len Brown <len.brown@intel.com>
This commit is contained in:
matthieu castet 2006-01-06 01:31:00 -05:00 committed by Len Brown
parent 6f957eaf79
commit 07b0120d53
1 changed files with 2 additions and 1 deletions
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3
drivers/pnp/pnpacpi/core.c
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@ -131,7 +131,8 @@ static int __init pnpacpi_add_device(struct acpi_device *device)
struct pnp_id *dev_id;
struct pnp_dev *dev;
if (!ispnpidacpi(acpi_device_hid(device)) ||
status = acpi_get_handle(device->handle, "_CRS", &temp);
if (ACPI_FAILURE(status) || !ispnpidacpi(acpi_device_hid(device)) ||
is_exclusive_device(device))
return 0;