hwmon: (nct6775) Add missing sysfs attribute initialization

commit 1b63bf617206ff35b93c57c67bbe067ac735a85a upstream.

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>
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Luis Henriques <luis.henriques@canonical.com>

diff --git a/drivers/hwmon/nct6775.c b/drivers/hwmon/nct6775.c
index 59d9a3fc96b70cd828c29b66ced2021ceeaa9ca4..a2e63b309fe62374a6d73e1a9dbf8b32796a45b0 100644 (file)
--- a/drivers/hwmon/nct6775.c
+++ b/drivers/hwmon/nct6775.c
@@ -986,6 +986,7 @@ 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;
@@ -996,6 +997,7 @@ 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 =