diff options
Diffstat (limited to 'drivers/usb/serial/ftdi_sio.c')
| -rw-r--r-- | drivers/usb/serial/ftdi_sio.c | 6 |
1 files changed, 0 insertions, 6 deletions
diff --git a/drivers/usb/serial/ftdi_sio.c b/drivers/usb/serial/ftdi_sio.c index 96686471472d..9594e357a914 100644 --- a/drivers/usb/serial/ftdi_sio.c +++ b/drivers/usb/serial/ftdi_sio.c @@ -88,7 +88,6 @@ struct ftdi_private { unsigned int latency; /* latency setting in use */ spinlock_t tx_lock; /* spinlock for transmit state */ - unsigned long tx_bytes; unsigned long tx_outstanding_bytes; unsigned long tx_outstanding_urbs; unsigned short max_packet_size; @@ -1729,10 +1728,6 @@ static int ftdi_open(struct tty_struct *tty, struct usb_serial_port *port) dbg("%s", __func__); - spin_lock_irqsave(&priv->tx_lock, flags); - priv->tx_bytes = 0; - spin_unlock_irqrestore(&priv->tx_lock, flags); - write_latency_timer(port); /* No error checking for this (will get errors later anyway) */ @@ -1917,7 +1912,6 @@ static int ftdi_write(struct tty_struct *tty, struct usb_serial_port *port, } else { spin_lock_irqsave(&priv->tx_lock, flags); priv->tx_outstanding_bytes += count; - priv->tx_bytes += count; spin_unlock_irqrestore(&priv->tx_lock, flags); } |