libavcodec/wmadec.c:499: error: Uninitialized Value
  The value read from nb_coefs[_] was never initialized.

libavcodec/wmadec.c:499:13: 
497.             /* XXX: optimize */
498.             ptr = &s->coefs1[ch][0];
499.             eptr = ptr + nb_coefs[ch];
                 ^
500.             memset(ptr, 0, s->block_len * sizeof(int16_t));
501.             for(;;) {
