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authorPavel Machek <pavel@suse.cz>2008-09-22 14:37:34 -0700
committerLen Brown <len.brown@intel.com>2008-10-10 18:05:53 -0400
commitdb89b4f0dbab837d0f3de2c3e9427a8d5393afa3 (patch)
treee664a0af46cb02d91c699015268d4fa10a6ce190 /drivers/acpi/power.c
parent9e113e0014204bfb44a2baa29b2a141ede41b074 (diff)
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ACPI: catch calls of acpi_driver_data on pointer of wrong type
Catch attempts to use of acpi_driver_data on pointers of wrong type. akpm: rewritten to use proper C typechecking and remove the "function"-used-as-lvalue thing. Signed-off-by: Pavel Machek <pavel@suse.cz> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Len Brown <len.brown@intel.com>
Diffstat (limited to 'drivers/acpi/power.c')
-rw-r--r--drivers/acpi/power.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/acpi/power.c b/drivers/acpi/power.c
index 4ab21cb1c8c7..1bef9429189b 100644
--- a/drivers/acpi/power.c
+++ b/drivers/acpi/power.c
@@ -657,7 +657,7 @@ static int acpi_power_add(struct acpi_device *device)
strcpy(resource->name, device->pnp.bus_id);
strcpy(acpi_device_name(device), ACPI_POWER_DEVICE_NAME);
strcpy(acpi_device_class(device), ACPI_POWER_CLASS);
- acpi_driver_data(device) = resource;
+ device->driver_data = resource;
/* Evalute the object to get the system level and resource order. */
status = acpi_evaluate_object(device->handle, NULL, NULL, &buffer);
@@ -733,7 +733,7 @@ static int acpi_power_resume(struct acpi_device *device)
if (!device || !acpi_driver_data(device))
return -EINVAL;
- resource = (struct acpi_power_resource *)acpi_driver_data(device);
+ resource = acpi_driver_data(device);
result = acpi_power_get_state(resource, &state);
if (result)