diff --git a/drivers/input/tablet/pegasus_notetaker.c b/drivers/input/tablet/pegasus_notetaker.c index 9ab1ed5e20e7..ffd03cfe3131 100644 --- a/drivers/input/tablet/pegasus_notetaker.c +++ b/drivers/input/tablet/pegasus_notetaker.c @@ -80,6 +80,7 @@ struct pegasus { /* serialize access to open/suspend */ struct mutex pm_mutex; + bool is_open; char name[128]; char phys[64]; @@ -232,6 +233,7 @@ static int pegasus_open(struct input_dev *dev) if (error) goto err_kill_urb; + pegasus->is_open = true; mutex_unlock(&pegasus->pm_mutex); return 0; @@ -251,6 +253,7 @@ static void pegasus_close(struct input_dev *dev) mutex_lock(&pegasus->pm_mutex); usb_kill_urb(pegasus->irq); cancel_work_sync(&pegasus->init); + pegasus->is_open = false; mutex_unlock(&pegasus->pm_mutex); usb_autopm_put_interface(pegasus->intf); @@ -415,7 +418,7 @@ static int pegasus_resume(struct usb_interface *intf) int retval = 0; mutex_lock(&pegasus->pm_mutex); - if (pegasus->dev->users && usb_submit_urb(pegasus->irq, GFP_NOIO) < 0) + if (pegasus->is_open && usb_submit_urb(pegasus->irq, GFP_NOIO) < 0) retval = -EIO; mutex_unlock(&pegasus->pm_mutex); @@ -428,7 +431,7 @@ static int pegasus_reset_resume(struct usb_interface *intf) int retval = 0; mutex_lock(&pegasus->pm_mutex); - if (pegasus->dev->users) { + if (pegasus->is_open) { retval = pegasus_set_mode(pegasus, PEN_MODE_XY, NOTETAKER_LED_MOUSE); if (!retval && usb_submit_urb(pegasus->irq, GFP_NOIO) < 0)