--- src/sys/vfs/union/union_vfsops.c	2006/09/19 16:06:17	1.27
+++ src/sys/vfs/union/union_vfsops.c	2006/10/27 04:56:34	1.28
@@ -135,7 +135,7 @@ union_mount(struct mount *mp, char *path
 	if (error == 0)
 		error = nlookup(&nd);
 	if (error == 0)
-		error = cache_vref(nd.nl_ncp, nd.nl_cred, &upperrootvp);
+		error = cache_vref(&nd.nl_nch, nd.nl_cred, &upperrootvp);
 	nlookup_done(&nd);
 	if (error)
 		goto bad;