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

diff --git a/sys/kern/kern_clockintr.c b/sys/kern/kern_clockintr.c
index b6bcbf4..3a15e2b 100644 (file)
--- 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))