From 107d27c57da48ed17ec0ee34c5b0f45f069b114c Mon Sep 17 00:00:00 2001
From: Kirk McKusick <mckusick@ucbvax.Berkeley.EDU>
Date: Sun, 16 Jul 1989 21:21:22 -0800
Subject: [PATCH] avoid dangling reference for cdir when doing rename

SCCS-vsn: sys/nfs/nfs_serv.c 7.5
---
 usr/src/sys/nfs/nfs_serv.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/usr/src/sys/nfs/nfs_serv.c b/usr/src/sys/nfs/nfs_serv.c
index 461585ab7c..b7e327af7d 100644
--- a/usr/src/sys/nfs/nfs_serv.c
+++ b/usr/src/sys/nfs/nfs_serv.c
@@ -17,7 +17,7 @@
  * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
  *
- *	@(#)nfs_serv.c	7.4 (Berkeley) %G%
+ *	@(#)nfs_serv.c	7.5 (Berkeley) %G%
  */
 
 /*
@@ -738,10 +738,12 @@ out:
 		VOP_ABORTOP(&tond);
 		VOP_ABORTOP(ndp);
 	} else {
+		VREF(tond.ni_cdir);
 		error = VOP_RENAME(ndp, &tond);
+		vrele(tond.ni_cdir);
 	}
 out1:
-	ndrele(&tond);
+	ndrele(ndp);
 	nfsm_reply(0);
 	return (error);
 nfsmout:
-- 
2.20.1