serial: at91, fix rs485 properties
authorJiri Slaby <jslaby@suse.cz>
Sun, 11 Oct 2015 13:22:44 +0000 (15:22 +0200)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Sun, 18 Oct 2015 04:14:06 +0000 (21:14 -0700)
There is a misplaced bracket in atmel_init_rs485 which sets
rs485-rx-during-tx and rs485-enabled-at-boot-time only if
rs485-rts-delay is set in of.

This is clearly a bug, so fix it by moving the bracket to the proper
place.

Signed-off-by: Jiri Slaby <jslaby@suse.cz>
Cc: Elen Song <elen.song@atmel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/tty/serial/atmel_serial.c

index 3a21848..9429455 100644 (file)
@@ -1682,15 +1682,15 @@ static void atmel_init_rs485(struct uart_port *port,
        struct atmel_uart_data *pdata = dev_get_platdata(&pdev->dev);
 
        if (np) {
+               struct serial_rs485 *rs485conf = &port->rs485;
                u32 rs485_delay[2];
                /* rs485 properties */
                if (of_property_read_u32_array(np, "rs485-rts-delay",
                                        rs485_delay, 2) == 0) {
-                       struct serial_rs485 *rs485conf = &port->rs485;
-
                        rs485conf->delay_rts_before_send = rs485_delay[0];
                        rs485conf->delay_rts_after_send = rs485_delay[1];
                        rs485conf->flags = 0;
+               }
 
                if (of_get_property(np, "rs485-rx-during-tx", NULL))
                        rs485conf->flags |= SER_RS485_RX_DURING_TX;
@@ -1698,7 +1698,6 @@ static void atmel_init_rs485(struct uart_port *port,
                if (of_get_property(np, "linux,rs485-enabled-at-boot-time",
                                                                NULL))
                        rs485conf->flags |= SER_RS485_ENABLED;
-               }
        } else {
                port->rs485       = pdata->rs485;
        }