diff options
Diffstat (limited to 'drivers/pps/pps.c')
| -rw-r--r-- | drivers/pps/pps.c | 11 |
1 files changed, 8 insertions, 3 deletions
diff --git a/drivers/pps/pps.c b/drivers/pps/pps.c index fea17e7805e9..ca5183bdad85 100644 --- a/drivers/pps/pps.c +++ b/drivers/pps/pps.c @@ -71,9 +71,14 @@ static long pps_cdev_ioctl(struct file *file, case PPS_GETPARAMS: pr_debug("PPS_GETPARAMS: source %d\n", pps->id); - /* Return current parameters */ - err = copy_to_user(uarg, &pps->params, - sizeof(struct pps_kparams)); + spin_lock_irq(&pps->lock); + + /* Get the current parameters */ + params = pps->params; + + spin_unlock_irq(&pps->lock); + + err = copy_to_user(uarg, ¶ms, sizeof(struct pps_kparams)); if (err) return -EFAULT; |