parisc: Make use of the helper macro kthread_run()

Replace kthread_create/wake_up_process() with kthread_run()
to simplify the code.
Signed-off-by: Cai Huoqing <caihuoqing@baidu.com>
Signed-off-by: Helge Deller <deller@gmx.de>

arch/parisc/kernel/pdt.c

@@ -352,12 +352,10 @@ static int __init pdt_initcall(void)
 	if (pdt_type == PDT_NONE)
 		return -ENODEV;
 
-	kpdtd_task = kthread_create(pdt_mainloop, NULL, "kpdtd");
+	kpdtd_task = kthread_run(pdt_mainloop, NULL, "kpdtd");
 	if (IS_ERR(kpdtd_task))
 		return PTR_ERR(kpdtd_task);
 
-	wake_up_process(kpdtd_task);
-
 	return 0;
 }