[src/trunk]: src/sys/fs/msdosfs msdosfs_sync: check for dead vnode (denode ==...

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

details:   https://anonhg.NetBSD.org/src/rev/bbd9b63f315e
branches:  trunk
changeset: 759664:bbd9b63f315e
user:      hannken <hannken%NetBSD.org@localhost>
date:      Tue Dec 14 17:17:02 2010 +0000

description:
msdosfs_sync: check for dead vnode (denode == NULL) before testing denode flags.

diffstat:

 sys/fs/msdosfs/msdosfs_vfsops.c |  6 +++---
 1 files changed, 3 insertions(+), 3 deletions(-)

diffs (27 lines):

diff -r 40a7ac98cd6c -r bbd9b63f315e sys/fs/msdosfs/msdosfs_vfsops.c
--- a/sys/fs/msdosfs/msdosfs_vfsops.c   Tue Dec 14 17:09:27 2010 +0000
+++ b/sys/fs/msdosfs/msdosfs_vfsops.c   Tue Dec 14 17:17:02 2010 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: msdosfs_vfsops.c,v 1.87 2010/07/21 17:52:10 hannken Exp $      */
+/*     $NetBSD: msdosfs_vfsops.c,v 1.88 2010/12/14 17:17:02 hannken Exp $      */
 
 /*-
  * Copyright (C) 1994, 1995, 1997 Wolfgang Solfrank.
@@ -48,7 +48,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: msdosfs_vfsops.c,v 1.87 2010/07/21 17:52:10 hannken Exp $");
+__KERNEL_RCSID(0, "$NetBSD: msdosfs_vfsops.c,v 1.88 2010/12/14 17:17:02 hannken Exp $");
 
 #if defined(_KERNEL_OPT)
 #include "opt_compat_netbsd.h"
@@ -977,7 +977,7 @@
                mutex_enter(&vp->v_interlock);
                dep = VTODE(vp);
                if (waitfor == MNT_LAZY || vp->v_type == VNON ||
-                   (((dep->de_flag &
+                   dep == NULL || (((dep->de_flag &
                    (DE_ACCESS | DE_CREATE | DE_UPDATE | DE_MODIFIED)) == 0) &&
                     (LIST_EMPTY(&vp->v_dirtyblkhd) &&
                      UVM_OBJ_IS_CLEAN(&vp->v_uobj)))) {