static int ub_bd_open(struct inode *inode, struct file *filp)
{
struct gendisk *disk = inode->i_bdev->bd_disk;
- struct ub_lun *lun;
- struct ub_dev *sc;
+ struct ub_lun *lun = disk->private_data;
+ struct ub_dev *sc = lun->udev;
unsigned long flags;
int rc;
- if ((lun = disk->private_data) == NULL)
- return -ENXIO;
- sc = lun->udev;
-
spin_lock_irqsave(&ub_lock, flags);
if (atomic_read(&sc->poison)) {
spin_unlock_irqrestore(&ub_lock, flags);