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yaml
---
r: 364869
b: refs/heads/master
c: a85796e
h: refs/heads/master
i:
  364867: 9be02f7
v: v3
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Johan Hovold authored and Greg Kroah-Hartman committed Apr 17, 2013
1 parent 5ebec4d commit aa91aa9
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Showing 2 changed files with 20 additions and 12 deletions.
2 changes: 1 addition & 1 deletion [refs]
Original file line number Diff line number Diff line change
@@ -1,2 +1,2 @@
---
refs/heads/master: ef31025d6811320ead36a8902b16090dea01b34c
refs/heads/master: a85796ee514954b1ef5efe8928ef38777aab8c2d
30 changes: 19 additions & 11 deletions trunk/drivers/usb/serial/symbolserial.c
Original file line number Diff line number Diff line change
@@ -1,6 +1,7 @@
/*
* Symbol USB barcode to serial driver
*
* Copyright (C) 2013 Johan Hovold <jhovold@gmail.com>
* Copyright (C) 2009 Greg Kroah-Hartman <gregkh@suse.de>
* Copyright (C) 2009 Novell Inc.
*
Expand Down Expand Up @@ -35,7 +36,7 @@ struct symbol_private {
static void symbol_int_callback(struct urb *urb)
{
struct usb_serial_port *port = urb->context;
struct symbol_private *priv = usb_get_serial_data(port->serial);
struct symbol_private *priv = usb_get_serial_port_data(port);
unsigned char *data = urb->transfer_buffer;
int status = urb->status;
int result;
Expand Down Expand Up @@ -153,30 +154,36 @@ static void symbol_unthrottle(struct tty_struct *tty)

static int symbol_startup(struct usb_serial *serial)
{
struct symbol_private *priv;

if (!serial->num_interrupt_in) {
dev_err(&serial->dev->dev, "no interrupt-in endpoint\n");
return -ENODEV;
}

/* create our private serial structure */
return 0;
}

static int symbol_port_probe(struct usb_serial_port *port)
{
struct symbol_private *priv;

priv = kzalloc(sizeof(*priv), GFP_KERNEL);
if (priv == NULL) {
dev_err(&serial->dev->dev, "%s - Out of memory\n", __func__);
if (!priv)
return -ENOMEM;
}

spin_lock_init(&priv->lock);

usb_set_serial_data(serial, priv);
usb_set_serial_port_data(port, priv);

return 0;
}

static void symbol_release(struct usb_serial *serial)
static int symbol_port_remove(struct usb_serial_port *port)
{
struct symbol_private *priv = usb_get_serial_data(serial);
struct symbol_private *priv = usb_get_serial_port_data(port);

kfree(priv);

return 0;
}

static struct usb_serial_driver symbol_device = {
Expand All @@ -187,9 +194,10 @@ static struct usb_serial_driver symbol_device = {
.id_table = id_table,
.num_ports = 1,
.attach = symbol_startup,
.port_probe = symbol_port_probe,
.port_remove = symbol_port_remove,
.open = symbol_open,
.close = symbol_close,
.release = symbol_release,
.throttle = symbol_throttle,
.unthrottle = symbol_unthrottle,
.read_int_callback = symbol_int_callback,
Expand Down

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