diff options
Diffstat (limited to 'drivers/usb')
| -rw-r--r-- | drivers/usb/serial/mos7840.c | 30 |
1 files changed, 0 insertions, 30 deletions
diff --git a/drivers/usb/serial/mos7840.c b/drivers/usb/serial/mos7840.c index 207b88d948a9..01787685a4ee 100644 --- a/drivers/usb/serial/mos7840.c +++ b/drivers/usb/serial/mos7840.c @@ -446,19 +446,6 @@ static void mos7840_led_activity(struct usb_serial_port *port) jiffies + msecs_to_jiffies(LED_ON_MS)); } -static struct usb_serial *mos7840_get_usb_serial(struct usb_serial_port *port, - const char *function) -{ - /* if no port was specified */ - if (!port) { - /* then say that we don't have a valid usb_serial thing, - * which will end up genrating -ENODEV return values */ - return NULL; - } - - return port->serial; -} - /***************************************************************************** * mos7840_bulk_in_callback * this is the callback function for when we have received data on the @@ -471,7 +458,6 @@ static void mos7840_bulk_in_callback(struct urb *urb) struct usb_serial_port *port = mos7840_port->port; int retval; unsigned char *data; - struct usb_serial *serial; int status = urb->status; if (status) { @@ -480,12 +466,6 @@ static void mos7840_bulk_in_callback(struct urb *urb) return; } - serial = mos7840_get_usb_serial(port, __func__); - if (!serial) { - mos7840_port->read_urb_busy = false; - return; - } - data = urb->transfer_buffer; usb_serial_debug_data(&port->dev, __func__, urb->actual_length, data); @@ -822,15 +802,10 @@ static int mos7840_chars_in_buffer(struct tty_struct *tty) static void mos7840_close(struct usb_serial_port *port) { - struct usb_serial *serial; struct moschip_port *mos7840_port; int j; __u16 Data; - serial = mos7840_get_usb_serial(port, __func__); - if (!serial) - return; - mos7840_port = mos7840_get_port_private(port); if (mos7840_port == NULL) return; @@ -866,13 +841,8 @@ static void mos7840_break(struct tty_struct *tty, int break_state) { struct usb_serial_port *port = tty->driver_data; unsigned char data; - struct usb_serial *serial; struct moschip_port *mos7840_port; - serial = mos7840_get_usb_serial(port, __func__); - if (!serial) - return; - mos7840_port = mos7840_get_port_private(port); if (mos7840_port == NULL) |