[Based on a patch from Johan, mangled by gregkh to keep things in line]

Fix up the variable usage in the set_termios call.
Signed-off-by: NJohan Hovold <jhovold@gmail.com>
Cc: Preston Fick <preston.fick@silabs.com>
Signed-off-by: NGreg Kroah-Hartman <gregkh@suse.de>