[src/trunk]: src/sys/kern for FIOGETOWN, only change the sign of *data if fo_...

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

details:   https://anonhg.NetBSD.org/src/rev/ea7f544d549a
branches:  trunk
changeset: 510252:ea7f544d549a
user:      lukem <lukem%NetBSD.org@localhost>
date:      Thu May 24 06:52:43 2001 +0000

description:
for FIOGETOWN, only change the sign of *data if fo_ioctl returned without error

diffstat:

 sys/kern/sys_generic.c |  5 +++--
 1 files changed, 3 insertions(+), 2 deletions(-)

diffs (19 lines):

diff -r 1543a6f3fee6 -r ea7f544d549a sys/kern/sys_generic.c
--- a/sys/kern/sys_generic.c    Thu May 24 06:44:30 2001 +0000
+++ b/sys/kern/sys_generic.c    Thu May 24 06:52:43 2001 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: sys_generic.c,v 1.54 2001/02/27 04:44:51 lukem Exp $   */
+/*     $NetBSD: sys_generic.c,v 1.55 2001/05/24 06:52:43 lukem Exp $   */
 
 /*
  * Copyright (c) 1982, 1986, 1989, 1993
@@ -600,7 +600,8 @@
                        break;
                }
                error = (*fp->f_ops->fo_ioctl)(fp, TIOCGPGRP, data, p);
-               *(int *)data = -*(int *)data;
+               if (error == 0)
+                       *(int *)data = -*(int *)data;
                break;
 
        default: