Fix compile errors in SGI console drivers (linux-next tree)

The below is the patch to replace blindly all possible places,
including Jack's fixes.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
(Reviewed and checked rather than blindly added)
Signed-off-by: Alan Cox <alan@redhat.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/drivers/serial/serial_lh7a40x.c b/drivers/serial/serial_lh7a40x.c
index eb18d42..cb49a5a 100644
--- a/drivers/serial/serial_lh7a40x.c
+++ b/drivers/serial/serial_lh7a40x.c
@@ -137,7 +137,7 @@
 
 static void lh7a40xuart_rx_chars (struct uart_port* port)
 {
-	struct tty_struct* tty = port->info->tty;
+	struct tty_struct* tty = port->info->port.tty;
 	int cbRxMax = 256;	/* (Gross) limit on receive */
 	unsigned int data;	/* Received data and status */
 	unsigned int flag;