diff options
| author | Johan Hovold <jhovold@gmail.com> | 2010-02-25 20:18:13 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2010-03-02 14:55:20 -0800 |
| commit | 04b922c41710d770460c4663f69eabb0bf670be9 (patch) | |
| tree | 62f0c212f8aba078fb4208f57869651928ec3b37 /drivers/usb/serial | |
| parent | 019ccc73201e933fe7d8119c90a812d347e325f9 (diff) | |
USB: ftdi_sio: remove unused tx_bytes counter
Remove counter that is never exported.
Signed-off-by: Johan Hovold <jhovold@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/usb/serial')
| -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 96686471472..9594e357a91 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); } |