diff --git a/lib/smbios.c b/lib/smbios.c
index 7c9701a..b8c2846 100644
--- a/lib/smbios.c
+++ b/lib/smbios.c
@@ -950,7 +950,7 @@
 		ctx.subnode_name = NULL;
 		if (method->subnode_name) {
 			ctx.subnode_name = method->subnode_name;
-			if (IS_ENABLED(CONFIG_OF_CONTROL))
+			if (ofnode_valid(parent_node))
 				ctx.node = ofnode_find_subnode(parent_node,
 							       method->subnode_name);
 		}