drivers/net: hippi: 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: Jes Sorensen <jes@trained-monkey.org>
Cc: linux-hippi@sunsite.dk
Cc: netdev@vger.kernel.org
Signed-off-by: Kees Cook <keescook@chromium.org>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/hippi/rrunner.c

@@ -1146,10 +1146,10 @@ static inline void rr_raz_rx(struct rr_private *rrpriv,
 	}
 }
 
-static void rr_timer(unsigned long data)
+static void rr_timer(struct timer_list *t)
 {
-	struct net_device *dev = (struct net_device *)data;
-	struct rr_private *rrpriv = netdev_priv(dev);
+	struct rr_private *rrpriv = from_timer(rrpriv, t, timer);
+	struct net_device *dev = pci_get_drvdata(rrpriv->pci_dev);
 	struct rr_regs __iomem *regs = rrpriv->regs;
 	unsigned long flags;
 
@@ -1229,7 +1229,7 @@ static int rr_open(struct net_device *dev)
 
 	/* Set the timer to switch to check for link beat and perhaps switch
 	   to an alternate media type. */
-	setup_timer(&rrpriv->timer, rr_timer, (unsigned long)dev);
+	timer_setup(&rrpriv->timer, rr_timer, 0);
 	rrpriv->timer.expires = RUN_AT(5*HZ);           /* 5 sec. watchdog */
 	add_timer(&rrpriv->timer);