3.9-stable review patch. If anyone has any objections, please let me know.
------------------ From: Johan Hovold <[email protected]> commit c4133648bbce9e6b425a74cc890c8e4df51acaa9 upstream. Use usb-serial port rather than tty as argument to get_modem_status. Signed-off-by: Johan Hovold <[email protected]> Signed-off-by: Greg Kroah-Hartman <[email protected]> --- drivers/usb/serial/ftdi_sio.c | 9 ++++----- 1 file changed, 4 insertions(+), 5 deletions(-) --- a/drivers/usb/serial/ftdi_sio.c +++ b/drivers/usb/serial/ftdi_sio.c @@ -932,7 +932,7 @@ static int ftdi_ioctl(struct tty_struct unsigned int cmd, unsigned long arg); static void ftdi_break_ctl(struct tty_struct *tty, int break_state); static int ftdi_chars_in_buffer(struct tty_struct *tty); -static int ftdi_get_modem_status(struct tty_struct *tty, +static int ftdi_get_modem_status(struct usb_serial_port *port, unsigned char status[2]); static unsigned short int ftdi_232am_baud_base_to_divisor(int baud, int base); @@ -2104,7 +2104,7 @@ static int ftdi_chars_in_buffer(struct t goto out; /* Check if hardware buffer is empty. */ - ret = ftdi_get_modem_status(tty, buf); + ret = ftdi_get_modem_status(port, buf); if (ret == 2) { if (!(buf[1] & FTDI_RS_TEMT)) chars = 1; @@ -2304,10 +2304,9 @@ no_c_cflag_changes: * Returns the number of status bytes retrieved (device dependant), or * negative error code. */ -static int ftdi_get_modem_status(struct tty_struct *tty, +static int ftdi_get_modem_status(struct usb_serial_port *port, unsigned char status[2]) { - struct usb_serial_port *port = tty->driver_data; struct ftdi_private *priv = usb_get_serial_port_data(port); unsigned char *buf; int len; @@ -2372,7 +2371,7 @@ static int ftdi_tiocmget(struct tty_stru unsigned char buf[2]; int ret; - ret = ftdi_get_modem_status(tty, buf); + ret = ftdi_get_modem_status(port, buf); if (ret < 0) return ret; -- To unsubscribe from this list: send the line "unsubscribe stable" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
