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USB: opticon: increase bulk-in size

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Use 256 byte bulk-in buffers rather than double end-point sized ones.

Signed-off-by: Johan Hovold <jhovold@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Johan Hovold 2012-11-18 13:23:33 +01:00 committed by Greg Kroah-Hartman
parent e32d82bcdb
commit 333396fc70
1 changed files with 2 additions and 1 deletions
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3
drivers/usb/serial/opticon.c
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@ -492,7 +492,7 @@ static int opticon_port_probe(struct usb_serial_port *port)
if (!priv->bulk_read_urb)
goto error;
priv->buffer_size = 2 * port->bulk_in_size;
priv->buffer_size = port->bulk_in_size;
priv->bulk_in_buffer = kmalloc(priv->buffer_size, GFP_KERNEL);
if (!priv->bulk_in_buffer)
goto error;
@ -559,6 +559,7 @@ static struct usb_serial_driver opticon_device = {
},
.id_table = id_table,
.num_ports = 1,
.bulk_in_size = 256,
.attach = opticon_startup,
.port_probe = opticon_port_probe,
.port_remove = opticon_port_remove,