diff options
Diffstat (limited to 'sys/dev/watchdog/watchdog.c')
| -rw-r--r-- | sys/dev/watchdog/watchdog.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/sys/dev/watchdog/watchdog.c b/sys/dev/watchdog/watchdog.c index a1d8d88..06498c9 100644 --- a/sys/dev/watchdog/watchdog.c +++ b/sys/dev/watchdog/watchdog.c @@ -55,6 +55,8 @@ wd_ioctl(struct cdev *dev __unused, u_long cmd, caddr_t data, return (EINVAL); if ((u & (WD_ACTIVE | WD_PASSIVE)) == (WD_ACTIVE | WD_PASSIVE)) return (EINVAL); + if ((u & (WD_ACTIVE | WD_PASSIVE)) == 0 && (u & WD_INTERVAL) > 0) + return (EINVAL); if (u & WD_PASSIVE) return (ENOSYS); /* XXX Not implemented yet */ if ((u & WD_INTERVAL) == WD_TO_NEVER) { |
