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authorJohan Hovold <johan@kernel.org>2022-09-13 17:53:12 +0300
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2022-10-12 10:51:25 +0300
commita9d2ce58126ca8b7f2a2a8a863c84b857100fe9c (patch)
tree6b61379d6a7ae6858c1a02ab56a04632fb9a5e66 /drivers/usb
parent9de74019cd44ddddaaca3c677343750ac78b6f73 (diff)
downloadlinux-a9d2ce58126ca8b7f2a2a8a863c84b857100fe9c.tar.xz
USB: serial: ftdi_sio: fix 300 bps rate for SIO
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@vger.kernel.org Signed-off-by: Johan Hovold <johan@kernel.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/usb')
-rw-r--r--drivers/usb/serial/ftdi_sio.c3
1 files changed, 1 insertions, 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;