diff options
Diffstat (limited to 'drivers/acpi/fan.c')
| -rw-r--r-- | drivers/acpi/fan.c | 34 |
1 files changed, 18 insertions, 16 deletions
diff --git a/drivers/acpi/fan.c b/drivers/acpi/fan.c index 4d535c50d821..c8e3cba423ef 100644 --- a/drivers/acpi/fan.c +++ b/drivers/acpi/fan.c @@ -260,22 +260,24 @@ static int acpi_fan_add(struct acpi_device *device) result = PTR_ERR(cdev); goto end; } - printk(KERN_INFO PREFIX - "%s is registered as cooling_device%d\n", - device->dev.bus_id, cdev->id); - - acpi_driver_data(device) = cdev; - result = sysfs_create_link(&device->dev.kobj, - &cdev->device.kobj, - "thermal_cooling"); - if (result) - return result; - - result = sysfs_create_link(&cdev->device.kobj, - &device->dev.kobj, - "device"); - if (result) - return result; + if (cdev) { + printk(KERN_INFO PREFIX + "%s is registered as cooling_device%d\n", + device->dev.bus_id, cdev->id); + + acpi_driver_data(device) = cdev; + result = sysfs_create_link(&device->dev.kobj, + &cdev->device.kobj, + "thermal_cooling"); + if (result) + return result; + + result = sysfs_create_link(&cdev->device.kobj, + &device->dev.kobj, + "device"); + if (result) + return result; + } result = acpi_fan_add_fs(device); if (result) |