tty: Fix typo in tty drivers

Correct spelling typo in debug messages within tty drivers.

Signed-off-by: Masanari Iida <standby24x7@gmail.com>
Acked-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
diff --git a/drivers/tty/serial/icom.c b/drivers/tty/serial/icom.c
index defc4e3..6131516 100644
--- a/drivers/tty/serial/icom.c
+++ b/drivers/tty/serial/icom.c
@@ -505,7 +505,7 @@
 		/* Stop processor */
 		stop_processor(icom_port);
 
-		dev_err(&icom_port->adapter->pci_dev->dev,"Port not opertional\n");
+		dev_err(&icom_port->adapter->pci_dev->dev,"Port not operational\n");
 	}
 
 	if (new_page != NULL)