mtd: sh_flctl: use module_platform_driver_probe()

This patch uses module_platform_driver_probe() macro which makes
the code smaller and simpler.
Signed-off-by: Jingoo Han <jg1.han@samsung.com>
Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com>
Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>

drivers/mtd/nand/sh_flctl.c

@@ -1223,18 +1223,7 @@ static struct platform_driver flctl_driver = {
 	},
 };
 
-static int __init flctl_nand_init(void)
-{
-	return platform_driver_probe(&flctl_driver, flctl_probe);
-}
-
-static void __exit flctl_nand_cleanup(void)
-{
-	platform_driver_unregister(&flctl_driver);
-}
-
-module_init(flctl_nand_init);
-module_exit(flctl_nand_cleanup);
+module_platform_driver_probe(flctl_driver, flctl_probe);
 
 MODULE_LICENSE("GPL");
 MODULE_AUTHOR("Yoshihiro Shimoda");