[src/trunk]: src/sys/rump/librump/rumpvfs test for error in creating root vno...

[pooka <pooka%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/b1cb773f3878
branches:  trunk
changeset: 749470:b1cb773f3878
user:      pooka <pooka%NetBSD.org@localhost>
date:      Mon Nov 30 12:32:13 2009 +0000

description:
test for error in creating root vnode before using it

diffstat:

 sys/rump/librump/rumpvfs/rumpfs.c |  6 +++---
 1 files changed, 3 insertions(+), 3 deletions(-)

diffs (29 lines):

diff -r d24bd584af38 -r b1cb773f3878 sys/rump/librump/rumpvfs/rumpfs.c
--- a/sys/rump/librump/rumpvfs/rumpfs.c Mon Nov 30 12:07:28 2009 +0000
+++ b/sys/rump/librump/rumpvfs/rumpfs.c Mon Nov 30 12:32:13 2009 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: rumpfs.c,v 1.33 2009/11/30 11:18:22 pooka Exp $        */
+/*     $NetBSD: rumpfs.c,v 1.34 2009/11/30 12:32:13 pooka Exp $        */
 
 /*
  * Copyright (c) 2009  Antti Kantee.  All Rights Reserved.
@@ -26,7 +26,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: rumpfs.c,v 1.33 2009/11/30 11:18:22 pooka Exp $");
+__KERNEL_RCSID(0, "$NetBSD: rumpfs.c,v 1.34 2009/11/30 12:32:13 pooka Exp $");
 
 #include <sys/param.h>
 #include <sys/atomic.h>
@@ -877,9 +877,9 @@
        mutex_enter(&reclock);
        error = makevnode(mp, rn, &rfsmp->rfsmp_rvp);
        mutex_exit(&reclock);
-       rfsmp->rfsmp_rvp->v_vflag |= VV_ROOT;
        if (error)
                panic("could not create root vnode: %d", error);
+       rfsmp->rfsmp_rvp->v_vflag |= VV_ROOT;
        VOP_UNLOCK(rfsmp->rfsmp_rvp, 0);
 
        mutex_enter(&mountlist_lock);