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[PATCH] USB: clean out an unnecessary NULL check from ub

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Remove the check for NULL which makes no sense. Suggested by Al.

Signed-off-by: Pete Zaitcev <zaitcev@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Pete Zaitcev 2006-04-28 20:45:49 -07:00 committed by Greg Kroah-Hartman
parent 4489a5712b
commit 41fea55e03
1 changed files with 2 additions and 6 deletions
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8
drivers/block/ub.c
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@ -1651,15 +1651,11 @@ static void ub_revalidate(struct ub_dev *sc, struct ub_lun *lun)
static int ub_bd_open(struct inode *inode, struct file *filp) static int ub_bd_open(struct inode *inode, struct file *filp)
{ {
struct gendisk *disk = inode->i_bdev->bd_disk; struct gendisk *disk = inode->i_bdev->bd_disk;
struct ub_lun *lun; struct ub_lun *lun = disk->private_data;
struct ub_dev *sc; struct ub_dev *sc = lun->udev;
unsigned long flags; unsigned long flags;
int rc; int rc;
if ((lun = disk->private_data) == NULL)
return -ENXIO;
sc = lun->udev;
spin_lock_irqsave(&ub_lock, flags); spin_lock_irqsave(&ub_lock, flags);
if (atomic_read(&sc->poison)) { if (atomic_read(&sc->poison)) {
spin_unlock_irqrestore(&ub_lock, flags); spin_unlock_irqrestore(&ub_lock, flags);