diff -urN linux.old/drivers/serial/8250.c linux.net/drivers/serial/8250.c
--- linux.old/drivers/serial/8250.c 2006-01-15 07:16:02.000000000 +0100
+++ linux.net/drivers/serial/8250.c 2006-01-30 06:12:30.509342250 +0100
-@@ -1510,7 +1510,7 @@
- {
- struct uart_8250_port *up = (struct uart_8250_port *)port;
- unsigned long flags;
-- unsigned char lsr, iir;
-+// unsigned char lsr, iir;
- int retval;
-
- up->capabilities = uart_config[up->port.type].flags;
@@ -1615,6 +1615,8 @@
serial8250_set_mctrl(&up->port, up->port.mctrl);