ACPI / hotplug: Use kobject_init_and_add() instead of _init() and _add()

Use kobject_init_and_add() since we have nothing special to do between
kobject_init() and kobject_add().

Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
diff --git a/drivers/acpi/sysfs.c b/drivers/acpi/sysfs.c
index 7543281..bb6045c 100644
--- a/drivers/acpi/sysfs.c
+++ b/drivers/acpi/sysfs.c
@@ -762,9 +762,8 @@
 	if (!hotplug_kobj)
 		goto err_out;
 
-	kobject_init(&hotplug->kobj, &acpi_hotplug_profile_ktype);
-
-	error = kobject_add(&hotplug->kobj, hotplug_kobj, "%s", name);
+	error = kobject_init_and_add(&hotplug->kobj,
+		&acpi_hotplug_profile_ktype, hotplug_kobj, "%s", name);
 	if (error)
 		goto err_out;