libavcodec/dca_exss.c:152: error: Uninitialized Value
  The value read from num_spkrs[_] was never initialized.

libavcodec/dca_exss.c:152:29: 
150.                     return AVERROR_INVALIDDATA;
151. 
152.                 for (j = 0; j < num_spkrs[i]; j++) {
                                 ^
153.                     int remap_dec_ch_mask = get_bits_long(&s->gb, num_dec_ch_remaps);
154.                     int num_dec_ch = av_popcount(remap_dec_ch_mask);
