From 63dfd849a15aaedc170d04552f57f55d31bb9efb Mon Sep 17 00:00:00 2001
From: Jaakko Heinonen <jh@FreeBSD.org>
Date: Wed, 4 Apr 2012 14:50:21 +0000
Subject: [PATCH] Add a check for unsupported file flags to ufs_setattr().

Discussed with:	bde
MFC after:	2 weeks
---
 sys/ufs/ufs/ufs_vnops.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/sys/ufs/ufs/ufs_vnops.c b/sys/ufs/ufs/ufs_vnops.c
index 99bc1ea3501..811237e7de9 100644
--- a/sys/ufs/ufs/ufs_vnops.c
+++ b/sys/ufs/ufs/ufs_vnops.c
@@ -526,6 +526,10 @@ ufs_setattr(ap)
 		return (EINVAL);
 	}
 	if (vap->va_flags != VNOVAL) {
+		if ((vap->va_flags & ~(UF_NODUMP | UF_IMMUTABLE | UF_APPEND |
+		    UF_OPAQUE | UF_NOUNLINK | SF_ARCHIVED | SF_IMMUTABLE |
+		    SF_APPEND | SF_NOUNLINK | SF_SNAPSHOT)) != 0)
+			return (EOPNOTSUPP);
 		if (vp->v_mount->mnt_flag & MNT_RDONLY)
 			return (EROFS);
 		/*