libavformat/mpc8.c:241: error: Uninitialized Value
  The value read from size was never initialized.

libavformat/mpc8.c:241:5: 
239.     avpriv_set_pts_info(st, 32, 1152  << (st->codec->extradata[1]&3)*2, st->codec->sample_rate);
240.     st->duration = c->samples / (1152 << (st->codec->extradata[1]&3)*2);
241.     size -= avio_tell(pb) - pos;
         ^
242. 
243.     return 0;
