diff options
| author | Johan Hovold <jhovold@gmail.com> | 2013-03-21 12:37:06 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2013-03-25 21:50:52 +0100 |
| commit | 3018bb51583e8b9f9e76574c71d45e43d8299ebc (patch) | |
| tree | c21cfb431908c269ebfd9939fee49c6fed404a0e /drivers/usb/serial | |
| parent | USB: f81232: add custom tiocmiwait operation (diff) | |
| download | linux-3018bb51583e8b9f9e76574c71d45e43d8299ebc.tar.xz linux-3018bb51583e8b9f9e76574c71d45e43d8299ebc.zip | |
USB: f81232: fix TIOCMIWAIT and disconnect
Use tty-port modem-status-change wait queue on which processes are woken
up at hangup and disconnect.
Currently a process waiting on modem-status changes will not be woken on
device disconnect.
Signed-off-by: Johan Hovold <jhovold@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/usb/serial')
| -rw-r--r-- | drivers/usb/serial/f81232.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/usb/serial/f81232.c b/drivers/usb/serial/f81232.c index d1fdd8d1e3ba..090b411d893f 100644 --- a/drivers/usb/serial/f81232.c +++ b/drivers/usb/serial/f81232.c @@ -110,7 +110,7 @@ static void f81232_process_read_urb(struct urb *urb) line_status = priv->line_status; priv->line_status &= ~UART_STATE_TRANSIENT_MASK; spin_unlock_irqrestore(&priv->lock, flags); - wake_up_interruptible(&port->delta_msr_wait); + wake_up_interruptible(&port->port.delta_msr_wait); if (!urb->actual_length) return; @@ -256,7 +256,7 @@ static int f81232_tiocmiwait(struct tty_struct *tty, unsigned long arg) spin_unlock_irqrestore(&priv->lock, flags); while (1) { - interruptible_sleep_on(&port->delta_msr_wait); + interruptible_sleep_on(&port->port.delta_msr_wait); /* see if a signal did it */ if (signal_pending(current)) return -ERESTARTSYS; |