USB: usb-serial, remove unused variables

There are some unused variables in serial_do_down. Remove them.

Signed-off-by: Jiri Slaby <jirislaby@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

1 files changed, 0 insertions, 6 deletions

diff --git a/drivers/usb/serial/usb-serial.c b/drivers/usb/serial/usb-serial.c
index 9d7ca4868d37..54bb37d41916 100644
--- a/drivers/usb/serial/usb-serial.c
+++ b/drivers/usb/serial/usb-serial.c
@@ -292,8 +292,6 @@ static int serial_open(struct tty_struct *tty, struct file *filp)
 static void serial_down(struct usb_serial_port *port)
 {
         struct usb_serial_driver *drv = port->serial->type;
-        struct usb_serial *serial;
-        struct module *owner;
 
         /*
          * The console is magical.  Do not hang up the console hardware
@@ -309,12 +307,8 @@ static void serial_down(struct usb_serial_port *port)
                 return;
 
         mutex_lock(&port->mutex);
-        serial = port->serial;
-        owner = serial->type->driver.owner;
-
         if (drv->close)
                 drv->close(port);
-
         mutex_unlock(&port->mutex);
 }