After the commit
  46d26819a505 ("software node: implement software_node_unregister()")
has been applied a new helper appears that may be utilised in other places.
For time being there is one such place, i.e. in
software_node_unregister_node_group() which will benefit of the clean up.
Use software_node_unregister() when unregistering group of nodes.
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Link: https://lore.kernel.org/r/20200622082108.25577-1-andriy.shevchenko@linux.intel.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
  */
 void software_node_unregister_node_group(const struct software_node **node_group)
 {
-       struct swnode *swnode;
        unsigned int i;
 
        if (!node_group)
                return;
 
-       for (i = 0; node_group[i]; i++) {
-               swnode = software_node_to_swnode(node_group[i]);
-               if (swnode)
-                       fwnode_remove_software_node(&swnode->fwnode);
-       }
+       for (i = 0; node_group[i]; i++)
+               software_node_unregister(node_group[i]);
 }
 EXPORT_SYMBOL_GPL(software_node_unregister_node_group);