diff options
Diffstat (limited to 'drivers/usb/misc')
| -rw-r--r-- | drivers/usb/misc/appledisplay.c | 7 |
1 files changed, 0 insertions, 7 deletions
diff --git a/drivers/usb/misc/appledisplay.c b/drivers/usb/misc/appledisplay.c index 730a266cd7b9..8859cd968be9 100644 --- a/drivers/usb/misc/appledisplay.c +++ b/drivers/usb/misc/appledisplay.c @@ -68,7 +68,6 @@ struct appledisplay { struct delayed_work work; int button_pressed; - spinlock_t lock; struct mutex sysfslock; /* concurrent read and write */ }; @@ -78,7 +77,6 @@ static void appledisplay_complete(struct urb *urb) { struct appledisplay *pdata = urb->context; struct device *dev = &pdata->udev->dev; - unsigned long flags; int status = urb->status; int retval; @@ -104,8 +102,6 @@ static void appledisplay_complete(struct urb *urb) goto exit; } - spin_lock_irqsave(&pdata->lock, flags); - switch(pdata->urbdata[1]) { case ACD_BTN_BRIGHT_UP: case ACD_BTN_BRIGHT_DOWN: @@ -118,8 +114,6 @@ static void appledisplay_complete(struct urb *urb) break; } - spin_unlock_irqrestore(&pdata->lock, flags); - exit: retval = usb_submit_urb(pdata->urb, GFP_ATOMIC); if (retval) { @@ -228,7 +222,6 @@ static int appledisplay_probe(struct usb_interface *iface, pdata->udev = udev; - spin_lock_init(&pdata->lock); INIT_DELAYED_WORK(&pdata->work, appledisplay_work); mutex_init(&pdata->sysfslock); |