message: remove unused assert
diff: @@ -49,7 +49,6 @@ pub struct ReadBuf<'a> {
  impl<'a> ReadBuf<'a> {
  /// Create a readbuf from a slice
  pub fn from(slice: &'a [u8]) -> Self {
  - assert!(slice.len() > 0);
  ReadBuf {
  offset: 0,
  data: slice,
  