diff options
author | dfr <dfr@FreeBSD.org> | 1997-06-25 08:32:33 +0000 |
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committer | dfr <dfr@FreeBSD.org> | 1997-06-25 08:32:33 +0000 |
commit | 2fe2fa8fd78f9cc6a9787fe3f913a9b8da880fa9 (patch) | |
tree | 8c8179b47c776f65ba121f1e9f45bfc5d0090a23 /sys/nfs | |
parent | 47c54a3022436a9cb8381ff416a167c166f99b00 (diff) | |
download | FreeBSD-src-2fe2fa8fd78f9cc6a9787fe3f913a9b8da880fa9.zip FreeBSD-src-2fe2fa8fd78f9cc6a9787fe3f913a9b8da880fa9.tar.gz |
Make nfs_lookup return a NULLVP on error so that DIAGNOSTIC kernels don't
panic.
Diffstat (limited to 'sys/nfs')
-rw-r--r-- | sys/nfs/nfs_vnops.c | 12 |
1 files changed, 8 insertions, 4 deletions
diff --git a/sys/nfs/nfs_vnops.c b/sys/nfs/nfs_vnops.c index 22540a3..0dff531 100644 --- a/sys/nfs/nfs_vnops.c +++ b/sys/nfs/nfs_vnops.c @@ -34,7 +34,7 @@ * SUCH DAMAGE. * * @(#)nfs_vnops.c 8.16 (Berkeley) 5/27/95 - * $Id: nfs_vnops.c,v 1.53 1997/06/03 13:56:55 dfr Exp $ + * $Id: nfs_vnops.c,v 1.54 1997/06/16 00:23:40 dyson Exp $ */ @@ -876,8 +876,10 @@ nfs_lookup(ap) struct vattr vattr; int vpid; - if (error = VOP_ACCESS(dvp, VEXEC, cnp->cn_cred, p)) + if (error = VOP_ACCESS(dvp, VEXEC, cnp->cn_cred, p)) { + *vpp = NULLVP; return (error); + } newvp = *vpp; vpid = newvp->v_id; @@ -915,9 +917,9 @@ nfs_lookup(ap) VOP_UNLOCK(dvp, 0, p); } error = vn_lock(dvp, LK_EXCLUSIVE, p); + *vpp = NULLVP; if (error) return (error); - *vpp = NULLVP; } error = 0; newvp = NULLVP; @@ -1002,8 +1004,10 @@ nfs_lookup(ap) *vpp = newvp; nfsm_reqdone; if (error) { - if (newvp != NULLVP) + if (newvp != NULLVP) { vrele(newvp); + *vpp = NULLVP; + } if ((cnp->cn_nameiop == CREATE || cnp->cn_nameiop == RENAME) && (flags & ISLASTCN) && error == ENOENT) { if (!lockparent) |