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path: root/drivers/base/sys.c
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Diffstat (limited to 'drivers/base/sys.c')
-rw-r--r--drivers/base/sys.c17
1 files changed, 12 insertions, 5 deletions
diff --git a/drivers/base/sys.c b/drivers/base/sys.c
index 0d903909af7..8980feec5d1 100644
--- a/drivers/base/sys.c
+++ b/drivers/base/sys.c
@@ -54,7 +54,7 @@ sysdev_store(struct kobject *kobj, struct attribute *attr,
return -EIO;
}
-static struct sysfs_ops sysfs_ops = {
+static const struct sysfs_ops sysfs_ops = {
.show = sysdev_show,
.store = sysdev_store,
};
@@ -89,7 +89,7 @@ static ssize_t sysdev_class_show(struct kobject *kobj, struct attribute *attr,
struct sysdev_class_attribute *class_attr = to_sysdev_class_attr(attr);
if (class_attr->show)
- return class_attr->show(class, buffer);
+ return class_attr->show(class, class_attr, buffer);
return -EIO;
}
@@ -100,11 +100,11 @@ static ssize_t sysdev_class_store(struct kobject *kobj, struct attribute *attr,
struct sysdev_class_attribute *class_attr = to_sysdev_class_attr(attr);
if (class_attr->store)
- return class_attr->store(class, buffer, count);
+ return class_attr->store(class, class_attr, buffer, count);
return -EIO;
}
-static struct sysfs_ops sysfs_class_ops = {
+static const struct sysfs_ops sysfs_class_ops = {
.show = sysdev_class_show,
.store = sysdev_class_store,
};
@@ -145,13 +145,20 @@ int sysdev_class_register(struct sysdev_class *cls)
if (retval)
return retval;
- return kset_register(&cls->kset);
+ retval = kset_register(&cls->kset);
+ if (!retval && cls->attrs)
+ retval = sysfs_create_files(&cls->kset.kobj,
+ (const struct attribute **)cls->attrs);
+ return retval;
}
void sysdev_class_unregister(struct sysdev_class *cls)
{
pr_debug("Unregistering sysdev class '%s'\n",
kobject_name(&cls->kset.kobj));
+ if (cls->attrs)
+ sysfs_remove_files(&cls->kset.kobj,
+ (const struct attribute **)cls->attrs);
kset_unregister(&cls->kset);
}