[SCSI] scsi_transport_sas: fix incorrect duplicate setup of max_phys

There are two setup places for max_phys in scsi_transport_sas.c; one
incorrectly places a NULL into host_attrs instead of port_attrs.  Remove it.
Reported-by: Roel Kluin <roel.kluin@gmail.com>
Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>
Signed-off-by: James Bottomley <James.Bottomley@suse.de>

drivers/scsi/scsi_transport_sas.c

@@ -1691,10 +1691,6 @@ sas_attach_transport(struct sas_function_template *ft)
 
 	i->f = ft;
 
-	count = 0;
-	SETUP_PORT_ATTRIBUTE(num_phys);
-	i->host_attrs[count] = NULL;
-
 	count = 0;
 	SETUP_PHY_ATTRIBUTE(initiator_port_protocols);
 	SETUP_PHY_ATTRIBUTE(target_port_protocols);