fix chunk reader

1 files changed, 1 insertions, 21 deletions

diff --git a/ioaead.go b/ioaead.go
index 773f641..63b4a74 100644
--- a/ioaead.go
+++ b/ioaead.go
@@ -144,27 +144,7 @@ func (r *streamReader) readTo(b []byte) (int, error) {
 // in such a case, you need to unread data. a simple demonstration would be to delete
 // or truncate the file if ErrAuthMsg is returned
 func (r *streamReader) Read(b []byte) (int, error) {
-	if len(b) <= 16 {
-		return r.readTo(b)
-	}
-	n := 0
-	for {
-		if n+16 > len(b) {
-			sr, err := r.readTo(b[n:])
-			n += sr
-			if err != nil {
-				return n, err
-			}
-			break
-		}
-
-		sr, err := r.readTo(b[n : n+16])
-		n += sr
-		if err != nil {
-			return n, err
-		}
-	}
-	return n, nil
+	return r.readTo(b)
 }
 
 func (r *streamReader) verify() error {