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authormatthieu castet <castet.matthieu@free.fr>2006-01-06 01:31:00 -0500
committerLen Brown <len.brown@intel.com>2006-01-07 05:15:56 -0500
commit07b0120d53a3e7cbc88458a64a4d668fc416100f (patch)
tree41e86cac02719812b1f1bd16674e201cd3142210 /drivers/pnp/pnpacpi/core.c
parent6f957eaf79356a32e838f5f262ee9a60544b1d5b (diff)
downloadlinux-linaro-stable-07b0120d53a3e7cbc88458a64a4d668fc416100f.tar.gz
[PNPACPI] Ignore devices that have no resources
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>
Diffstat (limited to 'drivers/pnp/pnpacpi/core.c')
-rw-r--r--drivers/pnp/pnpacpi/core.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/pnp/pnpacpi/core.c b/drivers/pnp/pnpacpi/core.c
index 816479ad217b..e77d1feb759e 100644
--- a/drivers/pnp/pnpacpi/core.c
+++ b/drivers/pnp/pnpacpi/core.c
@@ -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;