diff options
| author | Johan Hovold <jhovold@gmail.com> | 2011-11-06 22:06:30 +0400 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2011-11-15 22:35:27 +0400 |
| commit | fd11961a2deaf4220ca90ce734439b4006db2911 (patch) | |
| tree | f18e3a656eb93b01fe3238ba2b014add9a85b034 /drivers/usb/serial/cyberjack.c | |
| parent | b7195188e9884f62efd96a3a91415418cb44381f (diff) | |
| download | linux-fd11961a2deaf4220ca90ce734439b4006db2911.tar.xz | |
USB: serial: remove unnecessary bulk-urb re-fills
Remove unnecessary re-fills of bulk urbs whose fields have not changed
since port probe.
Compile-only tested.
Cc: Matthias Bruestle and Harald Welte <support@reiner-sct.com>
Signed-off-by: Johan Hovold <jhovold@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/usb/serial/cyberjack.c')
| -rw-r--r-- | drivers/usb/serial/cyberjack.c | 17 |
1 files changed, 2 insertions, 15 deletions
diff --git a/drivers/usb/serial/cyberjack.c b/drivers/usb/serial/cyberjack.c index 2b220e811bf1..98bf83349838 100644 --- a/drivers/usb/serial/cyberjack.c +++ b/drivers/usb/serial/cyberjack.c @@ -207,7 +207,6 @@ static void cyberjack_close(struct usb_serial_port *port) static int cyberjack_write(struct tty_struct *tty, struct usb_serial_port *port, const unsigned char *buf, int count) { - struct usb_serial *serial = port->serial; struct cyberjack_private *priv = usb_get_serial_port_data(port); unsigned long flags; int result; @@ -260,13 +259,7 @@ static int cyberjack_write(struct tty_struct *tty, priv->wrsent = length; /* set up our urb */ - usb_fill_bulk_urb(port->write_urb, serial->dev, - usb_sndbulkpipe(serial->dev, port->bulk_out_endpointAddress), - port->write_urb->transfer_buffer, length, - ((serial->type->write_bulk_callback) ? - serial->type->write_bulk_callback : - cyberjack_write_bulk_callback), - port); + port->write_urb->transfer_buffer_length = length; /* send the data out the bulk port */ result = usb_submit_urb(port->write_urb, GFP_ATOMIC); @@ -447,13 +440,7 @@ static void cyberjack_write_bulk_callback(struct urb *urb) priv->wrsent += length; /* set up our urb */ - usb_fill_bulk_urb(port->write_urb, port->serial->dev, - usb_sndbulkpipe(port->serial->dev, port->bulk_out_endpointAddress), - port->write_urb->transfer_buffer, length, - ((port->serial->type->write_bulk_callback) ? - port->serial->type->write_bulk_callback : - cyberjack_write_bulk_callback), - port); + port->write_urb->transfer_buffer_length = length; /* send the data out the bulk port */ result = usb_submit_urb(port->write_urb, GFP_ATOMIC); |