libavcodec/mlpdec.c:1087: error: Uninitialized Value
  The value read from substream_data_len[_] was never initialized.

libavcodec/mlpdec.c:1087:13: 
1085.                 av_log(m->avctx, AV_LOG_ERROR, "Substream %d checksum failed.\n"    , substr);
1086.         }
1087.         if (substream_data_len[substr] * 8 != get_bits_count(&gb)) {
                  ^
1088.             goto substream_length_mismatch;
1089.         }
