Fixes the following smatch warnings:
  drivers/message/fusion/mptfc.c:529 mptfc_target_destroy() info:
    redundant null check on starget->hostdata calling kfree()
  drivers/message/fusion/mptspi.c:465 mptspi_target_destroy() info:
    redundant null check on starget->hostdata calling kfree()
Signed-off-by: Joe Lawrence <joe.lawrence@stratus.com>
Acked-by: Sreekanth Reddy <Sreekanth.Reddy@avagotech.com>
Signed-off-by: Christoph Hellwig <hch@lst.de>
                if (ri) /* better be! */
                        ri->starget = NULL;
        }
-       if (starget->hostdata)
-               kfree(starget->hostdata);
+       kfree(starget->hostdata);
        starget->hostdata = NULL;
 }
 
 
 static void
 mptspi_target_destroy(struct scsi_target *starget)
 {
-       if (starget->hostdata)
-               kfree(starget->hostdata);
+       kfree(starget->hostdata);
        starget->hostdata = NULL;
 }