platform/x86: hp-wireless: reuse module_acpi_driver

There is a macro to register and unregister modules in simple cases,
Let's use it and clean up the driver.

Cc: Alex Hung <alex.hung@canonical.com>
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Reviewed-by: Darren Hart (VMware) <dvhart@infradead.org>

diff --git a/drivers/platform/x86/hp-wireless.c b/drivers/platform/x86/hp-wireless.c
index d860ea0d0e60c87844ebe4990f074ca913f8bd11..d6ea5e998fb88769c73007b86eac594d06d8c919 100644 (file)
--- a/drivers/platform/x86/hp-wireless.c
+++ b/drivers/platform/x86/hp-wireless.c
@@ -110,21 +110,4 @@ static struct acpi_driver hpwl_driver = {
        },
 };
 
-static int __init hpwl_init(void)
-{
-       int err;
-
-       err = acpi_bus_register_driver(&hpwl_driver);
-       if (err)
-               pr_err("Unable to register HP wireless control driver.\n");
-
-       return err;
-}
-
-static void __exit hpwl_exit(void)
-{
-       acpi_bus_unregister_driver(&hpwl_driver);
-}
-
-module_init(hpwl_init);
-module_exit(hpwl_exit);
+module_acpi_driver(hpwl_driver);