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-rw-r--r--drivers/char/hpet.c8
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: