libavcodec/error_resilience.c:509: error: Uninitialized Value
  The value read from fixed[_] was never initialized.

libavcodec/error_resilience.c:509:48: 
507.                                 score += FFABS(src[k-s->linesize   ]-src[k               ]);
508.                         }
509.                         if(mb_y+1<mb_height && fixed[mb_xy+mb_stride]){
                                                    ^
510.                             int k;
511.                             for(k=0; k<16; k++)
