Remove spurious Peek. A partial Peek can ruin the header read.

Author: Brian Ollenberger

v2.go

@@ -5,7 +5,6 @@ import (
 	"bytes"
 	"encoding/binary"
 	"errors"
-	"fmt"
 	"io"
 	"net"
 )
@@ -108,10 +107,6 @@ func parseVersion2(reader *bufio.Reader) (header *Header, err error) {
 		return header, nil
 	}
 
-	if _, err := reader.Peek(int(length)); err != nil {
-		return nil, fmt.Errorf("%w: %w", ErrInvalidLength, err)
-	}
-
 	// Length-limited reader for payload section
 	payloadReader := io.LimitReader(reader, int64(length)).(*io.LimitedReader)