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path: root/drivers/usb/serial/whiteheat.c
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Diffstat (limited to 'drivers/usb/serial/whiteheat.c')
-rw-r--r--drivers/usb/serial/whiteheat.c15
1 files changed, 9 insertions, 6 deletions
diff --git a/drivers/usb/serial/whiteheat.c b/drivers/usb/serial/whiteheat.c
index 4d1cd7aeccd3..154c7d290597 100644
--- a/drivers/usb/serial/whiteheat.c
+++ b/drivers/usb/serial/whiteheat.c
@@ -227,6 +227,7 @@ struct whiteheat_private {
struct list_head rx_urbs_submitted;
struct list_head rx_urb_q;
struct work_struct rx_work;
+ struct usb_serial_port *port;
struct list_head tx_urbs_free;
struct list_head tx_urbs_submitted;
};
@@ -241,7 +242,7 @@ static void command_port_read_callback(struct urb *urb);
static int start_port_read(struct usb_serial_port *port);
static struct whiteheat_urb_wrap *urb_to_wrap(struct urb *urb, struct list_head *head);
static struct list_head *list_first(struct list_head *head);
-static void rx_data_softint(void *private);
+static void rx_data_softint(struct work_struct *work);
static int firm_send_command(struct usb_serial_port *port, __u8 command, __u8 *data, __u8 datasize);
static int firm_open(struct usb_serial_port *port);
@@ -424,7 +425,8 @@ static int whiteheat_attach (struct usb_serial *serial)
spin_lock_init(&info->lock);
info->flags = 0;
info->mcr = 0;
- INIT_WORK(&info->rx_work, rx_data_softint, port);
+ INIT_WORK(&info->rx_work, rx_data_softint);
+ info->port = port;
INIT_LIST_HEAD(&info->rx_urbs_free);
INIT_LIST_HEAD(&info->rx_urbs_submitted);
@@ -949,7 +951,7 @@ static void whiteheat_unthrottle (struct usb_serial_port *port)
spin_unlock_irqrestore(&info->lock, flags);
if (actually_throttled)
- rx_data_softint(port);
+ rx_data_softint(&info->rx_work);
return;
}
@@ -1400,10 +1402,11 @@ static struct list_head *list_first(struct list_head *head)
}
-static void rx_data_softint(void *private)
+static void rx_data_softint(struct work_struct *work)
{
- struct usb_serial_port *port = (struct usb_serial_port *)private;
- struct whiteheat_private *info = usb_get_serial_port_data(port);
+ struct whiteheat_private *info =
+ container_of(work, struct whiteheat_private, rx_work);
+ struct usb_serial_port *port = info->port;
struct tty_struct *tty = port->tty;
struct whiteheat_urb_wrap *wrap;
struct urb *urb;