[SCSI] struct device - replace bus_id with dev_name(), dev_set_name()

[jejb: limit ioctl to returning 20 characters to avoid overrun
       on long device names and add a few more conversions]
Signed-off-by: Kay Sievers <kay.sievers@vrfy.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>
diff --git a/drivers/scsi/libsas/sas_port.c b/drivers/scsi/libsas/sas_port.c
index 139935a..e6ac59c 100644
--- a/drivers/scsi/libsas/sas_port.c
+++ b/drivers/scsi/libsas/sas_port.c
@@ -113,7 +113,7 @@
 	sas_port_add_phy(port->port, phy->phy);
 
 	SAS_DPRINTK("%s added to %s, phy_mask:0x%x (%16llx)\n",
-		    phy->phy->dev.bus_id,port->port->dev.bus_id,
+		    dev_name(&phy->phy->dev), dev_name(&port->port->dev),
 		    port->phy_mask,
 		    SAS_ADDR(port->attached_sas_addr));