drivers/rtc/rtc-mc13xxx.c: fix unterminated platform_device_id table

The platform_device_id table is supposed to be zero-terminated.
Signed-off-by: Axel Lin <axel.lin@gmail.com>
Acked-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

drivers/rtc/rtc-mc13xxx.c

@@ -401,6 +401,7 @@ const struct platform_device_id mc13xxx_rtc_idtable[] = {
 	}, {
 		.name = "mc13892-rtc",
 	},
+	{ }
 };
 
 static struct platform_driver mc13xxx_rtc_driver = {