--- linux-2.6.1-mm3/drivers/char/sx.c.orig	2004-01-14 19:33:13.367641928 +0100
+++ linux-2.6.1-mm3/drivers/char/sx.c	2004-01-14 19:35:06.915380048 +0100
@@ -1753,7 +1753,7 @@
 		       unsigned int set, unsigned int clear)
 {
 	struct sx_port *port = tty->driver_data;
-	int rts = -1, cts = -1;
+	int rts = -1, dtr = -1;
 
 	if (set & TIOCM_RTS)
 		rts = 1;