* [PATCH] USB: serial: ftdi_sio: fix 300 bps rate for SIO
@ 2022-09-13 14:53 Johan Hovold
0 siblings, 0 replies; only message in thread
From: Johan Hovold @ 2022-09-13 14:53 UTC (permalink / raw)
To: Johan Hovold
Cc: Pali Rohár, Marek Behún, linux-usb, linux-kernel, stable
The 300 bps rate of SIO devices has been mapped to 9600 bps since
2003... Let's fix the regression.
Cc: stable@vger.kernel.org
Signed-off-by: Johan Hovold <johan@kernel.org>
---
drivers/usb/serial/ftdi_sio.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/drivers/usb/serial/ftdi_sio.c b/drivers/usb/serial/ftdi_sio.c
index 52d59be92034..787e63fd7f99 100644
--- a/drivers/usb/serial/ftdi_sio.c
+++ b/drivers/usb/serial/ftdi_sio.c
@@ -1319,8 +1319,7 @@ static u32 get_ftdi_divisor(struct tty_struct *tty,
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;
--
2.35.1
^ permalink raw reply related [flat|nested] only message in thread
only message in thread, other threads:[~2022-09-13 16:18 UTC | newest]
Thread overview: (only message) (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2022-09-13 14:53 [PATCH] USB: serial: ftdi_sio: fix 300 bps rate for SIO Johan Hovold
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.