libavcodec/mpegvideo.c:819: error: Uninitialized Value
  The value read from mb_array_size was never initialized.

libavcodec/mpegvideo.c:819:9: 
817.         FF_ALLOC_OR_GOTO(s->avctx, s->er_temp_buffer,
818.                          mb_array_size * sizeof(uint8_t), fail);
819.         FF_ALLOCZ_OR_GOTO(s->avctx, s->error_status_table,
             ^
820.                           mb_array_size * sizeof(uint8_t), fail);
821. 
