Commit 1b63bf61 authored May 28, 2015 by Guenter Roeck

hwmon: (nct6775) Add missing sysfs attribute initialization



The following error message is seen when loading the nct6775 driver
with DEBUG_LOCK_ALLOC enabled.

BUG: key ffff88040b2f0030 not in .data!
------------[ cut here ]------------
WARNING: CPU: 0 PID: 186 at kernel/locking/lockdep.c:2988
				lockdep_init_map+0x469/0x630()
DEBUG_LOCKS_WARN_ON(1)

Caused by a missing call to sysfs_attr_init() when initializing
sysfs attributes.

Reported-by: Alexey Orishko <alexey.orishko@gmail.com>
Reviewed-by: Jean Delvare <jdelvare@suse.de>
Cc: stable@vger.kernel.org # v3.12+
Signed-off-by: Guenter Roeck <linux@roeck-us.net>

parent 9aecac04

drivers/hwmon/nct6775.c

+2 −0

Original line number	Diff line number	Diff line
		@@ -995,6 +995,7 @@ nct6775_create_attr_group(struct device dev, struct sensor_template_group tg,
		(*t)->dev_attr.attr.name, tg->base + i);
		if ((*t)->s2) {
		a2 = &su->u.a2;
		sysfs_attr_init(&a2->dev_attr.attr);
		a2->dev_attr.attr.name = su->name;
		a2->nr = (*t)->u.s.nr + i;
		a2->index = (*t)->u.s.index;
		@@ -1005,6 +1006,7 @@ nct6775_create_attr_group(struct device dev, struct sensor_template_group tg,
		*attrs = &a2->dev_attr.attr;
		} else {
		a = &su->u.a1;
		sysfs_attr_init(&a->dev_attr.attr);
		a->dev_attr.attr.name = su->name;
		a->index = (*t)->u.index + i;
		a->dev_attr.attr.mode =