diff options
| -rw-r--r-- | drivers/tty/serial/serial_core.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/tty/serial/serial_core.c b/drivers/tty/serial/serial_core.c index cd8c3a70455e..b9606db78c92 100644 --- a/drivers/tty/serial/serial_core.c +++ b/drivers/tty/serial/serial_core.c @@ -1474,7 +1474,7 @@ static int uart_set_rs485_config(struct tty_struct *tty, struct uart_port *port, int ret; unsigned long flags; - if (!port->rs485_config) + if (!(port->rs485_supported.flags & SER_RS485_ENABLED)) return -ENOTTY; if (copy_from_user(&rs485, rs485_user, sizeof(*rs485_user))) |