[PATCH] 6pack Timer initialization

I dropped the timer initialization bits by accident when sending the
p-persistence fix.  This patch gets the driver to work again on halfduplex
links.
Signed-off-by: NRalf Baechle DL5RB <ralf@linux-mips.org>
Signed-off-by: NJeff Garzik <jgarzik@pobox.com>

drivers/net/hamradio/6pack.c

@@ -668,6 +668,9 @@ static int sixpack_open(struct tty_struct *tty)
 	netif_start_queue(dev);
 
 	init_timer(&sp->tx_t);
+	sp->tx_t.function = sp_xmit_on_air;
+	sp->tx_t.data = (unsigned long) sp;
+
 	init_timer(&sp->resync_t);
 
 	spin_unlock_bh(&sp->lock);