libavcodec/error_resilience.c:494: error: Uninitialized Value
  The value read from fixed[_] was never initialized.

libavcodec/error_resilience.c:494:38: 
492.                         decode_mb(s);
493. 
494.                         if(mb_x>0 && fixed[mb_xy-1]){
                                          ^
495.                             int k;
496.                             for(k=0; k<16; k++)
