isdn: use setup_timer

Use setup_timer() instead of init_timer() to simplify the code.

Signed-off-by: Geliang Tang <geliangtang@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/isdn/i4l/isdn_ppp.c

@@ -2370,9 +2370,8 @@ static struct ippp_ccp_reset_state *isdn_ppp_ccp_reset_alloc_state(struct ippp_s
 		rs->state = CCPResetIdle;
 		rs->is = is;
 		rs->id = id;
-		init_timer(&rs->timer);
-		rs->timer.data = (unsigned long)rs;
-		rs->timer.function = isdn_ppp_ccp_timer_callback;
+		setup_timer(&rs->timer, isdn_ppp_ccp_timer_callback,
+			    (unsigned long)rs);
 		is->reset->rs[id] = rs;
 	}
 	return rs;