1864 	struct mport_dev *chdev;  in mport_cdev_open()  local
1873 	chdev = container_of(inode->i_cdev, struct mport_dev, cdev);  in mport_cdev_open()
1875 	rmcd_debug(INIT, "%s filp=%p", dev_name(&chdev->dev), filp);  in mport_cdev_open()
1877 	if (atomic_read(&chdev->active) == 0)  in mport_cdev_open()
1880 	get_device(&chdev->dev);  in mport_cdev_open()
1884 		put_device(&chdev->dev);  in mport_cdev_open()
1888 	priv->md = chdev;  in mport_cdev_open()
1898 		put_device(&chdev->dev);  in mport_cdev_open()
1899 		dev_err(&chdev->dev, DRV_NAME ": kfifo_alloc failed\n");  in mport_cdev_open()
1909 	mutex_lock(&chdev->file_mutex);  in mport_cdev_open()
1910 	list_add_tail(&priv->list, &chdev->file_list);  in mport_cdev_open()
1911 	mutex_unlock(&chdev->file_mutex);  in mport_cdev_open()
1996 	struct mport_dev *chdev;  in mport_cdev_release()  local
2004 	chdev = priv->md;  in mport_cdev_release()
2009 	spin_lock_irqsave(&chdev->pw_lock, flags);  in mport_cdev_release()
2015 	spin_unlock_irqrestore(&chdev->pw_lock, flags);  in mport_cdev_release()
2017 	spin_lock_irqsave(&chdev->db_lock, flags);  in mport_cdev_release()
2022 	spin_unlock_irqrestore(&chdev->db_lock, flags);  in mport_cdev_release()
2026 	mutex_lock(&chdev->buf_mutex);  in mport_cdev_release()
2027 	list_for_each_entry_safe(map, _map, &chdev->mappings, node) {  in mport_cdev_release()
2034 	mutex_unlock(&chdev->buf_mutex);  in mport_cdev_release()
2038 	mutex_lock(&chdev->file_mutex);  in mport_cdev_release()
2040 	mutex_unlock(&chdev->file_mutex);  in mport_cdev_release()
2041 	put_device(&chdev->dev);  in mport_cdev_release()
2526 	struct mport_dev *chdev = NULL;  in mport_add_mport()  local
2532 	chdev = mport_cdev_add(mport);  in mport_add_mport()
2533 	if (!chdev)  in mport_add_mport()
2546 	struct mport_dev *chdev;  in mport_remove_mport()  local
2553 	list_for_each_entry(chdev, &mport_devs, node) {  in mport_remove_mport()
2554 		if (chdev->mport->id == mport->id) {  in mport_remove_mport()
2555 			atomic_set(&chdev->active, 0);  in mport_remove_mport()
2556 			list_del(&chdev->node);  in mport_remove_mport()
2564 		mport_cdev_remove(chdev);  in mport_remove_mport()