port any of the scanning protocols
      shouldn't be scanned, so set its id to -1 to prevent
      scsi_scan_target() being called for it.
      
      Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
  
  commit 3c0c25b97c7d020ef07f6366cf1d668a8e980c7c
  Author: Moore, Eric <Eric.Moore@lsil.com>
  Date:   Thu Apr 13 16:08:17 2006 -0600
  
      [SCSI] mptfusion - fix panic in mptsas_slave_configure
      
      Driver panic when RAID logical volume was present when driver
      loaded, or when a RAID logical volume was created on the fly.
  ...
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