Commit 8891123f authored by Heikki Krogerus's avatar Heikki Krogerus Committed by Rafael J. Wysocki
Browse files

software node: Fix node registration 



Software node can not be registered before its parent.

Fixes: 80488a6b ("software node: Add support for static node descriptors")
Cc: 5.10+ <stable@vger.kernel.org> # 5.10+
Signed-off-by: default avatarHeikki Krogerus <heikki.krogerus@linux.intel.com>
Reviewed-by: default avatarAndy Shevchenko <andriy.shevchenko@linux.intel.com>
Tested-by: default avatarAndy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: default avatarRafael J. Wysocki <rafael.j.wysocki@intel.com>
parent a38fd874

drivers/base/swnode.c

+3 −0
Original line number Diff line number Diff line
@@ -938,6 +938,9 @@ int software_node_register(const struct software_node *node) 
	if (software_node_to_swnode(node))

		return -EEXIST;



	if (node->parent && !parent)

		return -EINVAL;



	return PTR_ERR_OR_ZERO(swnode_register(node, parent, 0));

}

EXPORT_SYMBOL_GPL(software_node_register);