[src/trunk]: src/sys/dev/sysmon Fix WDOGIOC_GTICKLER for userland ticklers.

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

details:   https://anonhg.NetBSD.org/src/rev/b35f166f912c
branches:  trunk
changeset: 534640:b35f166f912c
user:      simonb <simonb%NetBSD.org@localhost>
date:      Wed Jul 31 06:48:58 2002 +0000

description:
Fix WDOGIOC_GTICKLER for userland ticklers.

diffstat:

 sys/dev/sysmon/sysmon_wdog.c |  9 ++++++---
 1 files changed, 6 insertions(+), 3 deletions(-)

diffs (30 lines):

diff -r cc8f35b699ce -r b35f166f912c sys/dev/sysmon/sysmon_wdog.c
--- a/sys/dev/sysmon/sysmon_wdog.c      Wed Jul 31 06:43:17 2002 +0000
+++ b/sys/dev/sysmon/sysmon_wdog.c      Wed Jul 31 06:48:58 2002 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: sysmon_wdog.c,v 1.3 2001/11/13 06:28:55 lukem Exp $    */
+/*     $NetBSD: sysmon_wdog.c,v 1.4 2002/07/31 06:48:58 simonb Exp $   */
 
 /*-
  * Copyright (c) 2000 Zembu Labs, Inc.
@@ -41,7 +41,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: sysmon_wdog.c,v 1.3 2001/11/13 06:28:55 lukem Exp $");
+__KERNEL_RCSID(0, "$NetBSD: sysmon_wdog.c,v 1.4 2002/07/31 06:48:58 simonb Exp $");
 
 #include <sys/param.h>
 #include <sys/conf.h>
@@ -236,7 +236,10 @@
                break;
 
        case WDOGIOC_GTICKLER:
-               *(pid_t *)data = smw->smw_tickler;
+               if ((smw = sysmon_armed_wdog) != NULL)
+                       *(pid_t *)data = smw->smw_tickler;
+               else
+                       error = ESRCH;
                break;
 
        case WDOGIOC_GWDOGS: