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path: root/drivers/acpi/power.c
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Diffstat (limited to 'drivers/acpi/power.c')
-rw-r--r--drivers/acpi/power.c9
1 files changed, 4 insertions, 5 deletions
diff --git a/drivers/acpi/power.c b/drivers/acpi/power.c
index fe67a8af520e..0ba7dfbbb2ee 100644
--- a/drivers/acpi/power.c
+++ b/drivers/acpi/power.c
@@ -108,7 +108,7 @@ acpi_power_get_context(acpi_handle handle,
return result;
}
- *resource = (struct acpi_power_resource *)acpi_driver_data(device);
+ *resource = acpi_driver_data(device);
if (!resource)
return -ENODEV;
@@ -442,7 +442,7 @@ static int acpi_power_seq_show(struct seq_file *seq, void *offset)
struct acpi_power_resource *resource = NULL;
- resource = (struct acpi_power_resource *)seq->private;
+ resource = seq->private;
if (!resource)
goto end;
@@ -532,10 +532,9 @@ static int acpi_power_add(struct acpi_device *device)
if (!device)
return -EINVAL;
- resource = kmalloc(sizeof(struct acpi_power_resource), GFP_KERNEL);
+ resource = kzalloc(sizeof(struct acpi_power_resource), GFP_KERNEL);
if (!resource)
return -ENOMEM;
- memset(resource, 0, sizeof(struct acpi_power_resource));
resource->device = device;
strcpy(resource->name, device->pnp.bus_id);
@@ -590,7 +589,7 @@ static int acpi_power_remove(struct acpi_device *device, int type)
if (!device || !acpi_driver_data(device))
return -EINVAL;
- resource = (struct acpi_power_resource *)acpi_driver_data(device);
+ resource = acpi_driver_data(device);
acpi_power_remove_fs(device);
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