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[PATCH] clean up blkdev_get a little bit 

The way the bd_claim for the FMODE_EXCL case is implemented is rather
confusing.  Clean it up to the most logical style.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
hifive-unleashed-5.1
Christoph Hellwig 2008-11-05 14:54:41 +01:00 committed by Al Viro
parent 1c925604e1
commit ebbefc011e
1 changed files with 7 additions and 4 deletions
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11
fs/block_dev.c
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@ -1135,12 +1135,15 @@ static int blkdev_open(struct inode * inode, struct file * filp)
if (res)
return res;
if (!(filp->f_mode & FMODE_EXCL))
return 0;
if (filp->f_mode & FMODE_EXCL) {
res = bd_claim(bdev, filp);
if (res)
goto out_blkdev_put;
}
if (!(res = bd_claim(bdev, filp)))
return 0;
return 0;
out_blkdev_put:
blkdev_put(bdev, filp->f_mode);
return res;
}