scsi: fcoe: Convert timers to use timer_setup()

In preparation for unconditionally passing the struct timer_list pointer to
all timer callbacks, switch to using the new timer_setup() and from_timer()
to pass the timer pointer explicitly.

Cc: QLogic-Storage-Upstream@qlogic.com
Cc: "James E.J. Bottomley" <jejb@linux.vnet.ibm.com>
Cc: "Martin K. Petersen" <martin.petersen@oracle.com>
Cc: Johannes Thumshirn <jth@kernel.org>
Cc: linux-scsi@vger.kernel.org
Cc: fcoe-devel@open-fcoe.org
Signed-off-by: Kees Cook <keescook@chromium.org>
Acked-by: Johannes Thumshirn <jth@kernel.org>

drivers/scsi/fcoe/fcoe_transport.c

@@ -455,9 +455,11 @@ EXPORT_SYMBOL_GPL(fcoe_check_wait_queue);
  *
  * Calls fcoe_check_wait_queue on timeout
  */
-void fcoe_queue_timer(ulong lport)
+void fcoe_queue_timer(struct timer_list *t)
 {
-	fcoe_check_wait_queue((struct fc_lport *)lport, NULL);
+	struct fcoe_port *port = from_timer(port, t, timer);
+
+	fcoe_check_wait_queue(port->lport, NULL);
 }
 EXPORT_SYMBOL_GPL(fcoe_queue_timer);