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path: root/drivers/hwmon/acpi_power_meter.c
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Diffstat (limited to 'drivers/hwmon/acpi_power_meter.c')
-rw-r--r--drivers/hwmon/acpi_power_meter.c18
1 files changed, 11 insertions, 7 deletions
diff --git a/drivers/hwmon/acpi_power_meter.c b/drivers/hwmon/acpi_power_meter.c
index a9e3d0152c0..6a34f7f48eb 100644
--- a/drivers/hwmon/acpi_power_meter.c
+++ b/drivers/hwmon/acpi_power_meter.c
@@ -381,8 +381,10 @@ static ssize_t show_str(struct device *dev,
val = resource->oem_info;
break;
default:
- BUG();
+ WARN(1, "Implementation error: unexpected attribute index %d\n",
+ attr->index);
val = "";
+ break;
}
return sprintf(buf, "%s\n", val);
@@ -436,7 +438,9 @@ static ssize_t show_val(struct device *dev,
val = resource->trip[attr->index - 7] * 1000;
break;
default:
- BUG();
+ WARN(1, "Implementation error: unexpected attribute index %d\n",
+ attr->index);
+ break;
}
return sprintf(buf, "%llu\n", val);
@@ -598,9 +602,8 @@ static int read_domain_devices(struct acpi_power_meter_resource *resource)
/* Create a symlink to domain objects */
resource->domain_devices[i] = NULL;
- status = acpi_bus_get_device(element->reference.handle,
- &resource->domain_devices[i]);
- if (ACPI_FAILURE(status))
+ if (acpi_bus_get_device(element->reference.handle,
+ &resource->domain_devices[i]))
continue;
obj = resource->domain_devices[i];
@@ -855,7 +858,8 @@ static void acpi_power_meter_notify(struct acpi_device *device, u32 event)
dev_info(&device->dev, "Capping in progress.\n");
break;
default:
- BUG();
+ WARN(1, "Unexpected event %d\n", event);
+ break;
}
mutex_unlock(&resource->lock);
@@ -991,7 +995,7 @@ static int __init acpi_power_meter_init(void)
result = acpi_bus_register_driver(&acpi_power_meter_driver);
if (result < 0)
- return -ENODEV;
+ return result;
return 0;
}