plannerd: position std size check bug

selfdrive/controls/lib/lateral_planner.py

@@ -83,7 +83,7 @@ class LateralPlanner():
       self.path_xyz = np.column_stack([md.position.x, md.position.y, md.position.z])
       self.t_idxs = np.array(md.position.t)
       self.plan_yaw = list(md.orientation.z)
-    if len(md.orientation.xStd) == TRAJECTORY_SIZE:
+    if len(md.position.xStd) == TRAJECTORY_SIZE:
       self.path_xyz_stds = np.column_stack([md.position.xStd, md.position.yStd, md.position.zStd])
 
     # Lane change logic