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-rw-r--r--sys/kern/subr_devstat.c8
1 files changed, 5 insertions, 3 deletions
diff --git a/sys/kern/subr_devstat.c b/sys/kern/subr_devstat.c
index 402051f..eaf6427 100644
--- a/sys/kern/subr_devstat.c
+++ b/sys/kern/subr_devstat.c
@@ -470,9 +470,11 @@ devstat_alloc(void)
static int once;
mtx_assert(&devstat_mutex, MA_NOTOWNED);
- if (!once && atomic_cmpset_int(&once, 0, 1)) {
- make_dev_credf(MAKEDEV_ETERNAL, &devstat_cdevsw, 0, NULL,
- UID_ROOT, GID_WHEEL, 0400, DEVSTAT_DEVICE_NAME);
+ if (!once) {
+ make_dev_credf(MAKEDEV_ETERNAL | MAKEDEV_CHECKNAME,
+ &devstat_cdevsw, 0, NULL, UID_ROOT, GID_WHEEL, 0400,
+ DEVSTAT_DEVICE_NAME);
+ once = 1;
}
spp2 = NULL;
mtx_lock(&devstat_mutex);
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