[PATCH] serial typo

(It's ttyS in every other message in the driver).

Zwane Mwaikambo <zwane@linux.realnet.co.sz>: serial unload message:

drivers/char/serial.c

@@ -5681,7 +5681,7 @@ void unregister_serial(int line)
 	if (state->info && state->info->tty)
 		tty_hangup(state->info->tty);
 	state->type = PORT_UNKNOWN;
-	printk(KERN_INFO "tty%02d unloaded\n", state->line);
+	printk(KERN_INFO "ttyS%02d unloaded\n", state->line);
 	/* These will be hidden, because they are devices that will no longer
 	 * be available to the system. (ie, PCMCIA modems, once ejected)
 	 */