[PATCH] sparc32: unused variable in sunsu.c

serio is unused except in the #ifdef CONFIG_SERIO paths. To kill the
warning, make the declaration conditional on the same.
Signed-off-by: William Irwin <wli@holomorphy.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

drivers/serial/sunsu.c

@@ -1285,7 +1285,9 @@ static struct uart_driver sunsu_reg = {
 
 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;