NFS: Remove an unneeded check in decode_compound_header_arg()

Clean up:  The header tag length is unsigned, so checking that it is less
than zero is unnecessary.

Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
1 file changed