From 2329db47139bbef9cf000d7fa6bf89e1fbdc1c39 Mon Sep 17 00:00:00 2001 From: cheloha Date: Sat, 31 Dec 2022 00:48:53 +0000 Subject: [PATCH] sysctl_clockintr: clear "sum" with memset before copyout(9) --- sys/kern/kern_clockintr.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/sys/kern/kern_clockintr.c b/sys/kern/kern_clockintr.c index b6bcbf45904..3a15e2b67f3 100644 --- a/sys/kern/kern_clockintr.c +++ b/sys/kern/kern_clockintr.c @@ -1,4 +1,4 @@ -/* $OpenBSD: kern_clockintr.c,v 1.1 2022/11/05 19:29:46 cheloha Exp $ */ +/* $OpenBSD: kern_clockintr.c,v 1.2 2022/12/31 00:48:53 cheloha Exp $ */ /* * Copyright (c) 2003 Dale Rahn * Copyright (c) 2020 Mark Kettenis @@ -368,7 +368,7 @@ int sysctl_clockintr(int *name, u_int namelen, void *oldp, size_t *oldlenp, void *newp, size_t newlen) { - struct clockintr_stat sum = { 0 }, tmp; + struct clockintr_stat sum, tmp; struct clockintr_queue *cq; struct cpu_info *ci; CPU_INFO_ITERATOR cii; @@ -379,6 +379,7 @@ sysctl_clockintr(int *name, u_int namelen, void *oldp, size_t *oldlenp, switch (name[0]) { case KERN_CLOCKINTR_STATS: + memset(&sum, 0, sizeof sum); CPU_INFO_FOREACH(cii, ci) { cq = &ci->ci_queue; if (!ISSET(cq->cq_flags, CL_CPU_INIT)) -- 2.20.1