From c0515afc3652b51b571301259228157ff2753173 Mon Sep 17 00:00:00 2001
From: Matthew Dillon <dillon@dragonflybsd.org>
Date: Thu, 26 Jun 2008 18:53:14 +0000
Subject: [PATCH] Make sure UFS disallows mknod()'s with type VDIR.

---
 sys/vfs/ufs/ufs_vnops.c | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/sys/vfs/ufs/ufs_vnops.c b/sys/vfs/ufs/ufs_vnops.c
index e14c232e9c..7b70e030be 100644
--- a/sys/vfs/ufs/ufs_vnops.c
+++ b/sys/vfs/ufs/ufs_vnops.c
@@ -37,7 +37,7 @@
  *
  *	@(#)ufs_vnops.c	8.27 (Berkeley) 5/27/95
  * $FreeBSD: src/sys/ufs/ufs/ufs_vnops.c,v 1.131.2.8 2003/01/02 17:26:19 bde Exp $
- * $DragonFly: src/sys/vfs/ufs/ufs_vnops.c,v 1.65 2008/06/19 23:27:39 dillon Exp $
+ * $DragonFly: src/sys/vfs/ufs/ufs_vnops.c,v 1.66 2008/06/26 18:53:14 dillon Exp $
  */
 
 #include "opt_quota.h"
@@ -229,6 +229,10 @@ ufs_mknod(struct vop_old_mknod_args *ap)
 		return(EINVAL);
 	}
 
+	/* no special directory support */
+	if (vap->va_type == VDIR)
+		return(EINVAL);
+
 	error = ufs_makeinode(MAKEIMODE(vap->va_type, vap->va_mode),
 	    ap->a_dvp, vpp, ap->a_cnp);
 	if (error)
-- 
2.11.4.GIT