libavcodec/error_resilience.c:468: error: Uninitialized Value
  The value read from fixed[_] was never initialized.

libavcodec/error_resilience.c:468:34: 
466.                         pred_count++;
467.                     }
468.                     if(mb_y>0 && fixed[mb_xy-mb_stride]){
                                      ^
469.                         mv_predictor[pred_count][0]= s->current_picture.f.motion_val[0][mot_index - mot_stride*mot_step][0];
470.                         mv_predictor[pred_count][1]= s->current_picture.f.motion_val[0][mot_index - mot_stride*mot_step][1];
