sunsu.c serio #ifdef crud

The variable serio is only used in code conditional on CONFIG_SERIO.

Index: sparc32-2.6.10-rc3/drivers/serial/sunsu.c
=================================--- sparc32-2.6.10-rc3.orig/drivers/serial/sunsu.c 2004-12-16 06:19:49.000000000 -0800
+++ sparc32-2.6.10-rc3/drivers/serial/sunsu.c 2004-12-21 03:24:30.676490386 -0800
@@ -1285,7 +1285,9 @@

static int __init sunsu_kbd_ms_init(struct uart_sunsu_port *up, int channel) {
+#ifdef CONFIG_SERIO
struct serio *serio;
+#endif

up->port.line = channel;
up->port.type = PORT_UNKNOWN;