From af466aedf128ba6f1d81cfb9e32b1177063a16ef Mon Sep 17 00:00:00 2001
From: Michael Brown <mcb30@etherboot.org>
Date: Thu, 27 Mar 2008 06:07:19 +0000
Subject: [PATCH] [Settings] find_child_settings() accepts a NULL parent

---
 src/core/settings.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/core/settings.c b/src/core/settings.c
index b793ae68..e7001d68 100644
--- a/src/core/settings.c
+++ b/src/core/settings.c
@@ -233,6 +233,10 @@ struct settings * find_child_settings ( struct settings *parent,
 	struct settings *settings;
 	size_t len;
 
+	/* NULL parent => add to settings root */
+	if ( parent == NULL )
+		parent = &settings_root;
+
 	/* Look for a child whose name matches the initial component */
 	list_for_each_entry ( settings, &parent->children, siblings ) {
 		len = strlen ( settings->name );