#define to_dev(obj) container_of(obj, struct device, kobj)
#define to_dev_attr(_attr) container_of(_attr, struct device_attribute, attr)
-extern struct attribute * dev_default_attrs[];
-
static ssize_t
dev_attr_show(struct kobject * kobj, struct attribute * attr, char * buf)
{
struct device_attribute * dev_attr = to_dev_attr(attr);
struct device * dev = to_dev(kobj);
- ssize_t ret = 0;
+ ssize_t ret = -EIO;
if (dev_attr->show)
ret = dev_attr->show(dev, buf);
{
struct device_attribute * dev_attr = to_dev_attr(attr);
struct device * dev = to_dev(kobj);
- ssize_t ret = 0;
+ ssize_t ret = -EIO;
if (dev_attr->store)
ret = dev_attr->store(dev, buf, count);
static struct kobj_type ktype_device = {
.release = device_release,
.sysfs_ops = &dev_sysfs_ops,
- .default_attrs = dev_default_attrs,
};
return 0;
}
-static char *dev_hotplug_name(struct kset *kset, struct kobject *kobj)
+static const char *dev_hotplug_name(struct kset *kset, struct kobject *kobj)
{
struct device *dev = to_dev(kobj);
if ((error = kobject_add(&dev->kobj)))
goto Error;
+ kobject_hotplug(&dev->kobj, KOBJ_ADD);
if ((error = device_pm_add(dev)))
goto PMError;
if ((error = bus_add_device(dev)))
/* notify platform of device entry */
if (platform_notify)
platform_notify(dev);
-
- kobject_hotplug(&dev->kobj, KOBJ_ADD);
Done:
put_device(dev);
return error;
BusError:
device_pm_remove(dev);
PMError:
+ kobject_hotplug(&dev->kobj, KOBJ_REMOVE);
kobject_del(&dev->kobj);
Error:
if (parent)