Commit 47816282 authored by Christoph Hellwig's avatar Christoph Hellwig Committed by Jens Axboe

block: cleanup blkdev_bszset

Use blkdev_get_by_dev instead of bdgrab + blkdev_get.
Signed-off-by: default avatarChristoph Hellwig <hch@lst.de>
Signed-off-by: default avatarJens Axboe <axboe@kernel.dk>
parent 9301fe73
......@@ -478,15 +478,14 @@ static int blkdev_bszset(struct block_device *bdev, fmode_t mode,
if (get_user(n, argp))
return -EFAULT;
if (!(mode & FMODE_EXCL)) {
bdgrab(bdev);
if (blkdev_get(bdev, mode | FMODE_EXCL, &bdev) < 0)
return -EBUSY;
}
if (mode & FMODE_EXCL)
return set_blocksize(bdev, n);
if (IS_ERR(blkdev_get_by_dev(bdev->bd_dev, mode | FMODE_EXCL, &bdev)))
return -EBUSY;
ret = set_blocksize(bdev, n);
if (!(mode & FMODE_EXCL))
blkdev_put(bdev, mode | FMODE_EXCL);
return ret;
}
......
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