[src/trunk]: src/sys/ufs/ext2fs Use mount from argument "mp", "vp->v_mount" i...

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

details:   https://anonhg.NetBSD.org/src/rev/e499ed544ae2
branches:  trunk
changeset: 331743:e499ed544ae2
user:      hannken <hannken%NetBSD.org@localhost>
date:      Fri Aug 22 16:49:30 2014 +0000

description:
Use mount from argument "mp", "vp->v_mount" is not valid here.

PR kern/49142 (panic in ext2fs_loadvnode mounting an ext2fs filesystem)

Needs pullup to -7

diffstat:

 sys/ufs/ext2fs/ext2fs_vfsops.c |  6 +++---
 1 files changed, 3 insertions(+), 3 deletions(-)

diffs (27 lines):

diff -r 4094ac5138eb -r e499ed544ae2 sys/ufs/ext2fs/ext2fs_vfsops.c
--- a/sys/ufs/ext2fs/ext2fs_vfsops.c    Fri Aug 22 16:45:32 2014 +0000
+++ b/sys/ufs/ext2fs/ext2fs_vfsops.c    Fri Aug 22 16:49:30 2014 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: ext2fs_vfsops.c,v 1.183 2014/07/09 08:43:54 maxv Exp $ */
+/*     $NetBSD: ext2fs_vfsops.c,v 1.184 2014/08/22 16:49:30 hannken Exp $      */
 
 /*
  * Copyright (c) 1989, 1991, 1993, 1994
@@ -60,7 +60,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: ext2fs_vfsops.c,v 1.183 2014/07/09 08:43:54 maxv Exp $");
+__KERNEL_RCSID(0, "$NetBSD: ext2fs_vfsops.c,v 1.184 2014/08/22 16:49:30 hannken Exp $");
 
 #if defined(_KERNEL_OPT)
 #include "opt_compat_netbsd.h"
@@ -1024,7 +1024,7 @@
                if (++ext2gennumber < (u_long)time_second)
                        ext2gennumber = time_second;
                ip->i_e2fs_gen = ext2gennumber;
-               if ((vp->v_mount->mnt_flag & MNT_RDONLY) == 0)
+               if ((mp->mnt_flag & MNT_RDONLY) == 0)
                        ip->i_flag |= IN_MODIFIED;
        }
        uvm_vnp_setsize(vp, ext2fs_size(ip));