[SCSI] qla2xxx: Print some variables to hexadecimal string via %*phN format

The patch changes a specifier used to output some variables. Instead of using
stack for each byte the '%*ph[CN]' allows to take a one pointer and prints
entire buffer as a hexadecimal string with the separator ':' or ''.

Signed-off-by: Oleksandr Khoshaba <Oleksandr.Khoshaba@gmail.com>
Signed-off-by: Saurav Kashyap <saurav.kashyap@qlogic.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
diff --git a/drivers/scsi/qla2xxx/qla_os.c b/drivers/scsi/qla2xxx/qla_os.c
index 3e21e9f..9207aeb 100644
--- a/drivers/scsi/qla2xxx/qla_os.c
+++ b/drivers/scsi/qla2xxx/qla_os.c
@@ -3210,14 +3210,8 @@
 		set_bit(RELOGIN_NEEDED, &vha->dpc_flags);
 
 		ql_dbg(ql_dbg_disc, vha, 0x2067,
-		    "Port login retry "
-		    "%02x%02x%02x%02x%02x%02x%02x%02x, "
-		    "id = 0x%04x retry cnt=%d.\n",
-		    fcport->port_name[0], fcport->port_name[1],
-		    fcport->port_name[2], fcport->port_name[3],
-		    fcport->port_name[4], fcport->port_name[5],
-		    fcport->port_name[6], fcport->port_name[7],
-		    fcport->loop_id, fcport->login_retry);
+		    "Port login retry %8phN, id = 0x%04x retry cnt=%d.\n",
+		    fcport->port_name, fcport->loop_id, fcport->login_retry);
 	}
 }