| From | Luis Henriques <> | Subject | [PATCH 3.16.y-ckt 101/110] hwmon: (nct6775) Add missing sysfs attribute initialization | Date | Fri, 5 Jun 2015 14:58:24 +0100 |
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3.16.7-ckt13 -stable review patch. If anyone has any objections, please let me know.
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From: Guenter Roeck <linux@roeck-us.net>
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> --- drivers/hwmon/nct6775.c | 2 ++ 1 file changed, 2 insertions(+)
diff --git a/drivers/hwmon/nct6775.c b/drivers/hwmon/nct6775.c index 59d9a3fc96b7..a2e63b309fe6 100644 --- 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 =
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