[SCSI] scsi_transport_fc: fix FC_HOST_NUM_ATTRS

In the past I added an host attribute but unfortunately
I forgot to increase FC_HOST_NUM_ATTRS.
This is fixed with the patch. Otherwise an fibre channel
lld might run into
      BUG_ON(count > FC_HOST_NUM_ATTRS);
in fc_attach_transport().

Signed-off-by: Andreas Herrmann <aherrman@de.ibm.com>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>

drivers/scsi/scsi_transport_fc.c

@@ -223,7 +223,7 @@ static void fc_rport_terminate(struct fc_rport  *rport);
  */
 #define FC_STARGET_NUM_ATTRS 	3
 #define FC_RPORT_NUM_ATTRS	9
-#define FC_HOST_NUM_ATTRS	16
+#define FC_HOST_NUM_ATTRS	17
 
 struct fc_internal {
 	struct scsi_transport_template t;