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, &params, sizeof(struct pps_kparams));
                 if (err)
                         return -EFAULT;