diff options
Diffstat (limited to 'sys/kern/kern_jail.c')
| -rw-r--r-- | sys/kern/kern_jail.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/sys/kern/kern_jail.c b/sys/kern/kern_jail.c index 16fd048..266cd5e 100644 --- a/sys/kern/kern_jail.c +++ b/sys/kern/kern_jail.c @@ -43,6 +43,8 @@ jail(p, uap) error = copyin(uap->jail, &j, sizeof j); if (error) return (error); + if (j.version != 0) + return (EINVAL); MALLOC(pr, struct prison *, sizeof *pr , M_PRISON, M_WAITOK); bzero((caddr_t)pr, sizeof *pr); error = copyinstr(j.hostname, &pr->pr_host, sizeof pr->pr_host, 0); |
