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Message-Id: <20221024112959.601347548@linuxfoundation.org>
Date: Mon, 24 Oct 2022 13:28:53 +0200
From: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To: linux-kernel@...r.kernel.org
Cc: Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
stable@...r.kernel.org, Johan Hovold <johan@...nel.org>
Subject: [PATCH 4.19 014/229] USB: serial: ftdi_sio: fix 300 bps rate for SIO
From: Johan Hovold <johan@...nel.org>
commit 7bd7ad3c310cd6766f170927381eea0aa6f46c69 upstream.
The 300 bps rate of SIO devices has been mapped to 9600 bps since
2003... Let's fix the regression.
Cc: stable@...r.kernel.org
Signed-off-by: Johan Hovold <johan@...nel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
---
drivers/usb/serial/ftdi_sio.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)
--- a/drivers/usb/serial/ftdi_sio.c
+++ b/drivers/usb/serial/ftdi_sio.c
@@ -1304,8 +1304,7 @@ static u32 get_ftdi_divisor(struct tty_s
case 38400: div_value = ftdi_sio_b38400; break;
case 57600: div_value = ftdi_sio_b57600; break;
case 115200: div_value = ftdi_sio_b115200; break;
- } /* baud */
- if (div_value == 0) {
+ default:
dev_dbg(dev, "%s - Baudrate (%d) requested is not supported\n",
__func__, baud);
div_value = ftdi_sio_b9600;
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