From: cheloha <cheloha@openbsd.org>
Date: Sat, 31 Dec 2022 00:48:53 +0000 (+0000)
Subject: sysctl_clockintr: clear "sum" with memset before copyout(9)
X-Git-Url: http://artulab.com/gitweb/?a=commitdiff_plain;h=2329db47139bbef9cf000d7fa6bf89e1fbdc1c39;p=openbsd

sysctl_clockintr: clear "sum" with memset before copyout(9)
---

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 <drahn@openbsd.org>
  * Copyright (c) 2020 Mark Kettenis <kettenis@openbsd.org>
@@ -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))