diff options
Diffstat (limited to 'drivers/acpi/fan.c')
| -rw-r--r-- | drivers/acpi/fan.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/drivers/acpi/fan.c b/drivers/acpi/fan.c index f815da82c765..8d1c0105e113 100644 --- a/drivers/acpi/fan.c +++ b/drivers/acpi/fan.c @@ -174,9 +174,13 @@ static int acpi_fan_add(struct acpi_device *device) static int acpi_fan_remove(struct acpi_device *device) { - struct thermal_cooling_device *cdev = acpi_driver_data(device); + struct thermal_cooling_device *cdev; + + if (!device) + return -EINVAL; - if (!device || !cdev) + cdev = acpi_driver_data(device); + if (!cdev) return -EINVAL; sysfs_remove_link(&device->dev.kobj, "thermal_cooling"); |