diff --git a/drivers/media/platform/msm/ais/sensor/ois/msm_ois.c b/drivers/media/platform/msm/ais/sensor/ois/msm_ois.c
index aa7658f359ac..4a74e808d86f 100644
--- a/drivers/media/platform/msm/ais/sensor/ois/msm_ois.c
+++ b/drivers/media/platform/msm/ais/sensor/ois/msm_ois.c
@@ -623,11 +623,13 @@ static long msm_ois_subdev_ioctl(struct v4l2_subdev *sd,
 			pr_err("o_ctrl->i2c_client.i2c_func_tbl NULL\n");
 			return -EINVAL;
 		}
+		mutex_lock(o_ctrl->ois_mutex);
 		rc = msm_ois_power_down(o_ctrl);
 		if (rc < 0) {
 			pr_err("%s:%d OIS Power down failed\n",
 				__func__, __LINE__);
 		}
+		mutex_unlock(o_ctrl->ois_mutex);
 		return msm_ois_close(sd, NULL);
 	default:
 		return -ENOIOCTLCMD;