Use 256 byte bulk-in buffers rather than double end-point sized ones.
Signed-off-by: Johan Hovold <jhovold@xxxxxxxxx>
---
drivers/usb/serial/opticon.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/usb/serial/opticon.c b/drivers/usb/serial/opticon.c
index 2c9137c..543d8c7 100644
--- a/drivers/usb/serial/opticon.c
+++ b/drivers/usb/serial/opticon.c
@@ -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,
--
1.7.12.4
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