libavcodec/eamad.c:209: error: Uninitialized Value
  The value read from mv_y was never initialized.

libavcodec/eamad.c:209:13: 
207.         if (mv_map & (1<<j)) {  // mv_x and mv_y are guarded by mv_map
208.             int add = 2*decode_motion(&s->gb);
209.             comp_block(s, s->mb_x, s->mb_y, j, mv_x, mv_y, add);
                 ^
210.         } else {
211.             s->dsp.clear_block(s->block);
