diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/char/hpet.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/drivers/char/hpet.c b/drivers/char/hpet.c index 8e59639fb03..c85d11de5fe 100644 --- a/drivers/char/hpet.c +++ b/drivers/char/hpet.c @@ -500,8 +500,12 @@ hpet_ioctl_common(struct hpet_dev *devp, int cmd, unsigned long arg, int kernel) readq(&timer->hpet_config) & Tn_PER_INT_CAP_MASK; info.hi_hpet = devp->hd_hpets->hp_which; info.hi_timer = devp - devp->hd_hpets->hp_dev; - if (copy_to_user((void __user *)arg, &info, sizeof(info))) - err = -EFAULT; + if (kernel) + memcpy((void *)arg, &info, sizeof(info)); + else + if (copy_to_user((void __user *)arg, &info, + sizeof(info))) + err = -EFAULT; break; } case HPET_EPI: |