diff options
| author | Johan Hovold <johan@kernel.org> | 2022-11-29 15:18:19 +0100 |
|---|---|---|
| committer | Johan Hovold <johan@kernel.org> | 2022-11-30 12:27:59 +0100 |
| commit | 188c9c2e0c7f4ae864113f80c40bafb394062271 (patch) | |
| tree | 7c543518cbafc5d4ceea6347590eef9a06e0dac9 /drivers/gpio/gpio-cs5535.c | |
| parent | a08ca6ebafe615c9028c53fc4c9e6c9b2b1f2888 (diff) | |
| download | linux-188c9c2e0c7f4ae864113f80c40bafb394062271.tar.bz2 | |
USB: serial: f81534: fix division by zero on line-speed change
The driver leaves the line speed unchanged in case a requested speed is
not supported. Make sure to handle the case where the current speed is
B0 (hangup) without dividing by zero when determining the clock source.
Fixes: 3aacac02f385 ("USB: serial: f81534: add high baud rate support")
Cc: stable@vger.kernel.org # 4.16
Cc: Ji-Ze Hong (Peter Hong) <hpeter@gmail.com>
Reviewed-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Johan Hovold <johan@kernel.org>
Diffstat (limited to 'drivers/gpio/gpio-cs5535.c')
0 files changed, 0 insertions, 0 deletions