libavcodec/nellymoserdec.c:231: error: Uninitialized Value
  The value read from last_off was never initialized.

libavcodec/nellymoserdec.c:231:13: 
229.             small_bitsum=last_bitsum;
230.         } else {
231.             big_off = last_off;
                 ^
232.             big_bitsum=last_bitsum;
233.             small_bitsum=bitsum;
