The port close_delay parameter set by TIOCSSERIAL is specified in jiffies, while the value returned by TIOCGSERIAL is specified in centiseconds.
Add the missing conversions so that TIOCGSERIAL works as expected also when HZ is not 100.
Fixes: 7355ba3445f2 ("staging: fwserial: Add TTY-over-Firewire serial driver") Cc: stable@vger.kernel.org # 3.8 Signed-off-by: Johan Hovold johan@kernel.org --- drivers/staging/fwserial/fwserial.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/staging/fwserial/fwserial.c b/drivers/staging/fwserial/fwserial.c index c368082aae1a..c963848522b1 100644 --- a/drivers/staging/fwserial/fwserial.c +++ b/drivers/staging/fwserial/fwserial.c @@ -1223,7 +1223,7 @@ static int get_serial_info(struct tty_struct *tty, ss->flags = port->port.flags; ss->xmit_fifo_size = FWTTY_PORT_TXFIFO_LEN; ss->baud_base = 400000000; - ss->close_delay = port->port.close_delay; + ss->close_delay = jiffies_to_msecs(port->port.close_delay) / 10; mutex_unlock(&port->port.mutex); return 0; } @@ -1245,7 +1245,7 @@ static int set_serial_info(struct tty_struct *tty, return -EPERM; } } - port->port.close_delay = ss->close_delay * HZ / 100; + port->port.close_delay = msecs_to_jiffies(ss->close_delay * 10); mutex_unlock(&port->port.mutex);
return 0;