Index: linux-3.12/drivers/hwmon/it87.c
===================================================================
--- linux-3.12.orig/drivers/hwmon/it87.c	2013-11-22 21:57:37.454212898 +0100
+++ linux-3.12/drivers/hwmon/it87.c	2013-12-03 23:18:27.597718677 +0100
@@ -1568,6 +1568,7 @@
 	&sensor_dev_attr_in5_beep.dev_attr.attr,
 	&sensor_dev_attr_in6_beep.dev_attr.attr,
 	&sensor_dev_attr_in7_beep.dev_attr.attr,
+	NULL,
 	NULL
 };