STAT Call is not decoded correctly

[nixpanic]

A STAT Call is malformed, output from tshark:

GlusterFS
    [Program Version: 330]
    [GlusterFS: STAT (1)]
    GFID: <DATA>
        contents: <DATA>
    Flags: 0x00
[Malformed Packet: GlusterFS]
    [Expert Info (Error/Malformed): Malformed Packet (Exception occurred)]
        [Message: Malformed Packet (Exception occurred)]
        [Severity level: Error]
        [Group: Malformed]

[nixpanic]

Commit 52f3a84 fixes this.