diff options
| author | Johan Hovold <johan@kernel.org> | 2023-06-04 14:35:03 +0200 |
|---|---|---|
| committer | Johan Hovold <johan@kernel.org> | 2023-06-07 17:00:23 +0200 |
| commit | 6ff58ae17fd9523246a260434133ed9ab7f56df2 (patch) | |
| tree | 286bf3fdeec1bef50a64f4597deef90c55f1c82f /drivers/usb/serial/f81232.c | |
| parent | Linux 6.4-rc5 (diff) | |
| download | linux-6ff58ae17fd9523246a260434133ed9ab7f56df2.tar.xz linux-6ff58ae17fd9523246a260434133ed9ab7f56df2.zip | |
USB: serial: return errors from break handling
Start propagating errors to user space when setting the break state
fails.
This will be used by follow-on changes to also report when a driver or
device does not support break control.
Tested-by: Corey Minyard <cminyard@mvista.com>
Signed-off-by: Johan Hovold <johan@kernel.org>
Diffstat (limited to 'drivers/usb/serial/f81232.c')
| -rw-r--r-- | drivers/usb/serial/f81232.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/usb/serial/f81232.c b/drivers/usb/serial/f81232.c index 891fb1fe69df..5f7a46bcace6 100644 --- a/drivers/usb/serial/f81232.c +++ b/drivers/usb/serial/f81232.c @@ -448,7 +448,7 @@ static void f81534a_process_read_urb(struct urb *urb) tty_flip_buffer_push(&port->port); } -static void f81232_break_ctl(struct tty_struct *tty, int break_state) +static int f81232_break_ctl(struct tty_struct *tty, int break_state) { struct usb_serial_port *port = tty->driver_data; struct f81232_private *priv = usb_get_serial_port_data(port); @@ -467,6 +467,8 @@ static void f81232_break_ctl(struct tty_struct *tty, int break_state) dev_err(&port->dev, "set break failed: %d\n", status); mutex_unlock(&priv->lock); + + return status; } static int f81232_find_clk(speed_t baudrate) |