Be careful about hzto returning <= 0.

1 files changed, 6 insertions, 2 deletions

diff --git a/sys/compat/hpux/hpux_compat.c b/sys/compat/hpux/hpux_compat.c
index f55d32cd2ae..c7837715054 100644
--- a/sys/compat/hpux/hpux_compat.c
+++ b/sys/compat/hpux/hpux_compat.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: hpux_compat.c,v 1.11 2000/06/26 16:22:11 art Exp $	*/
+/*	$OpenBSD: hpux_compat.c,v 1.12 2000/08/24 10:41:51 art Exp $	*/
 /*	$NetBSD: hpux_compat.c,v 1.35 1997/05/08 16:19:48 mycroft Exp $	*/
 
 /*
@@ -1298,6 +1298,7 @@ hpux_sys_alarm_6x(p, v, retval)
 		syscallarg(int) deltat;
 	} */ *uap = v;
 	int s = splhigh();
+	int timo;
 
 	timeout_del(&p->p_realit_to);
 	timerclear(&p->p_realtimer.it_interval);
@@ -1312,7 +1313,10 @@ hpux_sys_alarm_6x(p, v, retval)
 	}
 	p->p_realtimer.it_value = time;
 	p->p_realtimer.it_value.tv_sec += SCARG(uap, deltat);
-	timeout_add(&p->p_realit_to, hzto(&p->p_realtimer.it_value));
+	timo = hzto(&p->p_realtimer.it_value);
+	if (timo <= 0)
+		timo = 1;
+	timeout_add(&p->p_realit_to, timo);
 	splx(s);
 	return (0);
 }