TBIP_HDR_SN_SHIFT is 27, and right shifting a u8 27 bits is always
going to result in zero. The fix is to declare these variables as u32.
Fixes: e69b6c02b4c3 ("net: Add support for networking over Thunderbolt cable") Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com> Acked-by: Yehezkel Bernat <yehezkel.bernat@intel.com> Signed-off-by: David S. Miller <davem@davemloft.net>