drivers/net: wan/lmc: 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: Allen Pais <[e-mail]>
Cc: "David S. Miller" <[e-mail]>
Cc: [e-mail]
Signed-off-by: Kees Cook <[e-mail]>
Signed-off-by: David S. Miller <[e-mail]>

drivers/net/wan/lmc/lmc_main.c

···
 static void lmc_softreset(lmc_softc_t * const);
 static void lmc_running_reset(struct net_device *dev);
 static int lmc_ifdown(struct net_device * const);
-static void lmc_watchdog(unsigned long data);
+static void lmc_watchdog(struct timer_list *t);
 static void lmc_reset(lmc_softc_t * const sc);
 static void lmc_dec_reset(lmc_softc_t * const sc);
 static void lmc_driver_timeout(struct net_device *dev);
···
 
 
 /* the watchdog process that cruises around */
-static void lmc_watchdog (unsigned long data) /*fold00*/
+static void lmc_watchdog(struct timer_list *t) /*fold00*/
 {
-    struct net_device *dev = (struct net_device *)data;
-    lmc_softc_t *sc = dev_to_sc(dev);
+    lmc_softc_t *sc = from_timer(sc, t, timer);
+    struct net_device *dev = sc->lmc_device;
     int link_status;
     u32 ticks;
     unsigned long flags;
···
      * Setup a timer for the watchdog on probe, and start it running.
      * Since lmc_ok == 0, it will be a NOP for now.
      */
-    setup_timer(&sc->timer, lmc_watchdog, (unsigned long)dev);
+    timer_setup(&sc->timer, lmc_watchdog, 0);
     sc->timer.expires = jiffies + HZ;
     add_timer (&sc->timer);