From e18ee5bdc0d95e2db3db25d25b61f68e157f5d54 Mon Sep 17 00:00:00 2001
From: peter <peter@FreeBSD.org>
Date: Wed, 10 Jun 1998 06:34:57 +0000
Subject: Don't silently accept attempts to change flags where they are not
 supported.

---
 sys/miscfs/fdesc/fdesc_vnops.c | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

(limited to 'sys/miscfs/fdesc')

diff --git a/sys/miscfs/fdesc/fdesc_vnops.c b/sys/miscfs/fdesc/fdesc_vnops.c
index 2cbe479..6765012 100644
--- a/sys/miscfs/fdesc/fdesc_vnops.c
+++ b/sys/miscfs/fdesc/fdesc_vnops.c
@@ -35,7 +35,7 @@
  *
  *	@(#)fdesc_vnops.c	8.9 (Berkeley) 1/21/94
  *
- * $Id: fdesc_vnops.c,v 1.33 1997/10/27 13:33:38 bde Exp $
+ * $Id: fdesc_vnops.c,v 1.34 1998/02/09 06:09:42 eivind Exp $
  */
 
 /*
@@ -512,6 +512,8 @@ fdesc_setattr(ap)
 		break;
 
 	case Fctty:
+		if (vap->va_flags != VNOVAL)
+			return (EOPNOTSUPP);
 		return (0);
 
 	default:
@@ -528,12 +530,16 @@ fdesc_setattr(ap)
 	 */
 	switch (fp->f_type) {
 	case DTYPE_FIFO:
+	case DTYPE_PIPE:
 	case DTYPE_VNODE:
 		error = VOP_SETATTR((struct vnode *) fp->f_data, ap->a_vap, ap->a_cred, ap->a_p);
 		break;
 
 	case DTYPE_SOCKET:
-		error = 0;
+		if (vap->va_flags != VNOVAL)
+			error = ENOPNOTSUPP;
+		else
+			error = 0;
 		break;
 
 	default:
-- 
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