diff options
| author | peter <peter@FreeBSD.org> | 1997-03-25 05:08:28 +0000 |
|---|---|---|
| committer | peter <peter@FreeBSD.org> | 1997-03-25 05:08:28 +0000 |
| commit | 6c63b328f925904361277656b226e772108cbf9e (patch) | |
| tree | 4e569b5b1955e51f71694065d2d77803e1cc8c05 /sys/nfs/nfs_serv.c | |
| parent | 91b3ba195c72fd813d420bef87f89b9697ef7c3f (diff) | |
| download | FreeBSD-src-6c63b328f925904361277656b226e772108cbf9e.zip FreeBSD-src-6c63b328f925904361277656b226e772108cbf9e.tar.gz | |
The local fs interface does not allow link()/unlink() of directories,
do not allow a remote nfs client to cause local fs corruption either.
Diffstat (limited to 'sys/nfs/nfs_serv.c')
| -rw-r--r-- | sys/nfs/nfs_serv.c | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/sys/nfs/nfs_serv.c b/sys/nfs/nfs_serv.c index 1f77e7b..9109442 100644 --- a/sys/nfs/nfs_serv.c +++ b/sys/nfs/nfs_serv.c @@ -34,7 +34,7 @@ * SUCH DAMAGE. * * @(#)nfs_serv.c 8.3 (Berkeley) 1/12/94 - * $Id$ + * $Id: nfs_serv.c,v 1.37 1997/02/22 09:42:38 peter Exp $ */ /* @@ -1711,9 +1711,10 @@ nfsrv_remove(nfsd, slp, procp, mrq) } if (!error) { vp = nd.ni_vp; - if (vp->v_type == VDIR && - (error = suser(cred, (u_short *)0))) + if (vp->v_type == VDIR) { + error = EPERM; /* POSIX */ goto out; + } /* * The root of a mounted filesystem cannot be deleted. */ @@ -1997,8 +1998,10 @@ nfsrv_link(nfsd, slp, procp, mrq) nfsm_srvwcc_data(dirfor_ret, &dirfor, diraft_ret, &diraft); return (0); } - if (vp->v_type == VDIR && (error = suser(cred, (u_short *)0))) + if (vp->v_type == VDIR) { + error = EPERM; /* POSIX */ goto out1; + } nd.ni_cnd.cn_cred = cred; nd.ni_cnd.cn_nameiop = CREATE; nd.ni_cnd.cn_flags = LOCKPARENT; |
