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path: root/drivers/usb/serial/digi_acceleport.c
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Diffstat (limited to 'drivers/usb/serial/digi_acceleport.c')
-rw-r--r--drivers/usb/serial/digi_acceleport.c14
1 files changed, 8 insertions, 6 deletions
diff --git a/drivers/usb/serial/digi_acceleport.c b/drivers/usb/serial/digi_acceleport.c
index bdb58100fc1..fd159b040bf 100644
--- a/drivers/usb/serial/digi_acceleport.c
+++ b/drivers/usb/serial/digi_acceleport.c
@@ -430,13 +430,14 @@ struct digi_port {
int dp_in_close; /* close in progress */
wait_queue_head_t dp_close_wait; /* wait queue for close */
struct work_struct dp_wakeup_work;
+ struct usb_serial_port *dp_port;
};
/* Local Function Declarations */
static void digi_wakeup_write( struct usb_serial_port *port );
-static void digi_wakeup_write_lock(void *);
+static void digi_wakeup_write_lock(struct work_struct *work);
static int digi_write_oob_command( struct usb_serial_port *port,
unsigned char *buf, int count, int interruptible );
static int digi_write_inb_command( struct usb_serial_port *port,
@@ -598,11 +599,12 @@ static inline long cond_wait_interruptible_timeout_irqrestore(
* on writes.
*/
-static void digi_wakeup_write_lock(void *arg)
+static void digi_wakeup_write_lock(struct work_struct *work)
{
- struct usb_serial_port *port = arg;
+ struct digi_port *priv =
+ container_of(work, struct digi_port, dp_wakeup_work);
+ struct usb_serial_port *port = priv->dp_port;
unsigned long flags;
- struct digi_port *priv = usb_get_serial_port_data(port);
spin_lock_irqsave( &priv->dp_port_lock, flags );
@@ -1702,8 +1704,8 @@ dbg( "digi_startup: TOP" );
init_waitqueue_head( &priv->dp_flush_wait );
priv->dp_in_close = 0;
init_waitqueue_head( &priv->dp_close_wait );
- INIT_WORK(&priv->dp_wakeup_work,
- digi_wakeup_write_lock, serial->port[i]);
+ INIT_WORK(&priv->dp_wakeup_work, digi_wakeup_write_lock);
+ priv->dp_port = serial->port[i];
/* initialize write wait queue for this port */
init_waitqueue_head( &serial->port[i]->write_wait );