diff options
Diffstat (limited to 'drivers/serial/serial_core.c')
| -rw-r--r-- | drivers/serial/serial_core.c | 17 |
1 files changed, 12 insertions, 5 deletions
diff --git a/drivers/serial/serial_core.c b/drivers/serial/serial_core.c index fa4f170f2e8..7f283070951 100644 --- a/drivers/serial/serial_core.c +++ b/drivers/serial/serial_core.c @@ -385,13 +385,20 @@ uart_get_baud_rate(struct uart_port *port, struct ktermios *termios, } /* - * As a last resort, if the quotient is zero, - * default to 9600 bps + * As a last resort, if the range cannot be met then clip to + * the nearest chip supported rate. */ - if (!hung_up) - tty_termios_encode_baud_rate(termios, 9600, 9600); + if (!hung_up) { + if (baud <= min) + tty_termios_encode_baud_rate(termios, + min + 1, min + 1); + else + tty_termios_encode_baud_rate(termios, + max - 1, max - 1); + } } - + /* Should never happen */ + WARN_ON(1); return 0; } |