tty: USB does not need the filp argument in the drivers

And indeed none of them use it. Clean this up as it will make moving to a
standard open method rather easier.

Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/usb/serial/usb-serial.c b/drivers/usb/serial/usb-serial.c
index 31c7a0939b98..3dda6841e724 100644
--- a/drivers/usb/serial/usb-serial.c
+++ b/drivers/usb/serial/usb-serial.c
@@ -244,7 +244,7 @@ static int serial_open (struct tty_struct *tty, struct file *filp)
 
                 /* only call the device specific open if this
                  * is the first time the port is opened */
-                retval = serial->type->open(tty, port, filp);
+                retval = serial->type->open(tty, port);
                 if (retval)
                         goto bailout_interface_put;
                 mutex_unlock(&serial->disc_mutex);