software node: Simplify software_node_release() function
authorHeikki Krogerus <heikki.krogerus@linux.intel.com>
Fri, 31 May 2019 14:15:33 +0000 (17:15 +0300)
committerRafael J. Wysocki <rafael.j.wysocki@intel.com>
Mon, 3 Jun 2019 08:55:38 +0000 (10:55 +0200)
It's possible to release the node ID immediately when
fwnode_remove_software_node() is called, no need to wait for
software_node_release() with that.

Signed-off-by: Heikki Krogerus <heikki.krogerus@linux.intel.com>
Tested-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
drivers/base/swnode.c

index 30077454eb68053f01cc04eb83b3baa5b0805ca0..7b321bf8424c882cb07f8ccb0b6292a8717b179f 100644 (file)
@@ -557,13 +557,6 @@ static void software_node_release(struct kobject *kobj)
 {
        struct software_node *swnode = kobj_to_swnode(kobj);
 
-       if (swnode->parent) {
-               ida_simple_remove(&swnode->parent->child_ids, swnode->id);
-               list_del(&swnode->entry);
-       } else {
-               ida_simple_remove(&swnode_root_ids, swnode->id);
-       }
-
        ida_destroy(&swnode->child_ids);
        property_entries_free(swnode->properties);
        kfree(swnode);
@@ -610,9 +603,6 @@ fwnode_create_software_node(const struct property_entry *properties,
        INIT_LIST_HEAD(&swnode->children);
        swnode->parent = p;
 
-       if (p)
-               list_add_tail(&swnode->entry, &p->children);
-
        ret = kobject_init_and_add(&swnode->kobj, &software_node_type,
                                   p ? &p->kobj : NULL, "node%d", swnode->id);
        if (ret) {
@@ -626,6 +616,9 @@ fwnode_create_software_node(const struct property_entry *properties,
                return ERR_PTR(ret);
        }
 
+       if (p)
+               list_add_tail(&swnode->entry, &p->children);
+
        kobject_uevent(&swnode->kobj, KOBJ_ADD);
        return &swnode->fwnode;
 }
@@ -638,6 +631,13 @@ void fwnode_remove_software_node(struct fwnode_handle *fwnode)
        if (!swnode)
                return;
 
+       if (swnode->parent) {
+               ida_simple_remove(&swnode->parent->child_ids, swnode->id);
+               list_del(&swnode->entry);
+       } else {
+               ida_simple_remove(&swnode_root_ids, swnode->id);
+       }
+
        kobject_put(&swnode->kobj);
 }
 EXPORT_SYMBOL_GPL(fwnode_remove_software_node);