From f9ceb7c7b5dcad26a6ba4a2e1b7df01791349c02 Mon Sep 17 00:00:00 2001
From: David Greenman <dg@FreeBSD.org>
Date: Mon, 27 Feb 1995 06:50:08 +0000
Subject: [PATCH] Initialize v_rdev in getnewvnode() - it appears that some
 filesystems may not properly initialize this field in all cases, and this
 would result in very anti-social behavior (overwriting on some other random
 device/location).

Submitted by:	John Dyson
---
 sys/kern/vfs_export.c | 5 +++--
 sys/kern/vfs_subr.c   | 5 +++--
 2 files changed, 6 insertions(+), 4 deletions(-)

diff --git a/sys/kern/vfs_export.c b/sys/kern/vfs_export.c
index b1da08036a65..7962a6a86d0d 100644
--- a/sys/kern/vfs_export.c
+++ b/sys/kern/vfs_export.c
@@ -36,7 +36,7 @@
  * SUCH DAMAGE.
  *
  *	@(#)vfs_subr.c	8.13 (Berkeley) 4/18/94
- * $Id: vfs_subr.c,v 1.15 1995/01/10 07:32:36 davidg Exp $
+ * $Id: vfs_subr.c,v 1.16 1995/02/22 09:39:22 davidg Exp $
  */
 
 /*
@@ -370,8 +370,9 @@ getnewvnode(tag, mp, vops, vpp)
 		vp->v_socket = 0;
 		vp->v_writecount = 0;	/* XXX */
 	}
-	vp->v_type = VNON;
 	cache_purge(vp);
+	vp->v_type = VNON;
+	vp->v_rdev = NODEV;
 	vp->v_tag = tag;
 	vp->v_op = vops;
 	insmntque(vp, mp);
diff --git a/sys/kern/vfs_subr.c b/sys/kern/vfs_subr.c
index b1da08036a65..7962a6a86d0d 100644
--- a/sys/kern/vfs_subr.c
+++ b/sys/kern/vfs_subr.c
@@ -36,7 +36,7 @@
  * SUCH DAMAGE.
  *
  *	@(#)vfs_subr.c	8.13 (Berkeley) 4/18/94
- * $Id: vfs_subr.c,v 1.15 1995/01/10 07:32:36 davidg Exp $
+ * $Id: vfs_subr.c,v 1.16 1995/02/22 09:39:22 davidg Exp $
  */
 
 /*
@@ -370,8 +370,9 @@ getnewvnode(tag, mp, vops, vpp)
 		vp->v_socket = 0;
 		vp->v_writecount = 0;	/* XXX */
 	}
-	vp->v_type = VNON;
 	cache_purge(vp);
+	vp->v_type = VNON;
+	vp->v_rdev = NODEV;
 	vp->v_tag = tag;
 	vp->v_op = vops;
 	insmntque(vp, mp);