Groups | Search | Server Info | Keyboard shortcuts | Login | Register [http] [https] [nntp] [nntps]


Groups > linux.kernel > #1244121

[PATCH 1/2] serial: at91, fix rs485 properties

From Jiri Slaby <jslaby@suse.cz>
Newsgroups linux.kernel
Subject [PATCH 1/2] serial: at91, fix rs485 properties
Date 2015-10-11 15:30 +0200
Message-ID <qioRj-1b5-3@gated-at.bofh.it> (permalink)
Organization linux.* mail to news gateway

Show all headers | View raw


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>
---
 drivers/tty/serial/atmel_serial.c | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/drivers/tty/serial/atmel_serial.c b/drivers/tty/serial/atmel_serial.c
index 473538ebbe8c..ad3e5768aab1 100644
--- a/drivers/tty/serial/atmel_serial.c
+++ b/drivers/tty/serial/atmel_serial.c
@@ -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;
 	}
-- 
2.6.1

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/

Back to linux.kernel | Previous | NextNext in thread | Find similar | Unroll thread


Thread

[PATCH 1/2] serial: at91, fix rs485 properties Jiri Slaby <jslaby@suse.cz> - 2015-10-11 15:30 +0200
  [PATCH 2/2] tty: synclink, fix indentation Jiri Slaby <jslaby@suse.cz> - 2015-10-11 15:30 +0200

csiph-web