compal-laptop: correct invalid hwmon name

commit 9a5ee655 upstream.

Change the name of the hwmon interface from "compal-laptop" to "compal".
A dash is an invalid character for a hwmon name and caused the call to
hwmon_device_register_with_groups() to fail.
Signed-off-by: Roald Frederickx <roald.frederickx@gmail.com>
Signed-off-by: Matthew Garrett <matthew.garrett@nebula.com>
Signed-off-by: Luis Henriques <luis.henriques@canonical.com>

drivers/platform/x86/compal-laptop.c

@@ -1028,7 +1028,7 @@ static int compal_probe(struct platform_device *pdev)
 		return err;
 
 	hwmon_dev = hwmon_device_register_with_groups(&pdev->dev,
-						      DRIVER_NAME, data,
+						      "compal", data,
 						      compal_hwmon_groups);
 	if (IS_ERR(hwmon_dev)) {
 		err = PTR_ERR(hwmon_dev);