The call to scsi_is_sas_rphy() needs to be made on the SAS end_device,
not on the SCSI device.

Fixes: 835831c5 ("ses: use scsi_is_sas_rphy instead of is_sas_attached")
Signed-off-by: NEwan D. Milne <emilne@redhat.com>
Reviewed-by: NJohannes Thumshirn <jthumshirn@suse.de>
Reviewed-by: NJames Bottomley <James.Bottomley@HansenPartnership.com>
Signed-off-by: NMartin K. Petersen <martin.petersen@oracle.com>