From 6056afe4069d814a416d75dc6e3f8a40ecd59f81 Mon Sep 17 00:00:00 2001
From: Xin LI <delphij@FreeBSD.org>
Date: Fri, 16 Sep 2011 05:57:01 +0000
Subject: MFC r225340:

Fix a bug in ichwd(4) which prevents it from being enabled if the new
timeout is the same timeout.

Submitted by:	Dmitrij Tejblum <tejblum yandex-team.ru>
PR:		kern/139604
---
 sys/dev/ichwd/ichwd.c | 7 +++----
 1 file changed, 3 insertions(+), 4 deletions(-)

diff --git a/sys/dev/ichwd/ichwd.c b/sys/dev/ichwd/ichwd.c
index 1775afcd6606..727012adbba1 100644
--- a/sys/dev/ichwd/ichwd.c
+++ b/sys/dev/ichwd/ichwd.c
@@ -402,11 +402,10 @@ ichwd_event(void *arg, unsigned int cmd, int *error)
 	cmd &= WD_INTERVAL;
 	timeout = ((uint64_t)1 << cmd) / ICHWD_TICK;
 	if (cmd) {
-		if (timeout != sc->timeout) {
-			if (!sc->active)
-				ichwd_tmr_enable(sc);
+		if (!sc->active)
+			ichwd_tmr_enable(sc);
+		if (timeout != sc->timeout)
 			ichwd_tmr_set(sc, timeout);
-		}
 		ichwd_tmr_reload(sc);
 		*error = 0;
 	} else {
-- 
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