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| author |   Xie Yongji <xieyongji@bytedance.com> | 2021-10-26 22:40:13 +0800 |
|---|---|---|
| committer |   Jens Axboe <axboe@kernel.dk> | 2021-10-27 14:15:53 -0600 |
| commit | c4318d6cd038472d13e08a54a9035863c8c160bd (patch) | |
| tree | 30396ed9fcce5bf118de9e497c93c25cf84b0630 /drivers/block/nbd.c | |
| parent | block: Add a helper to validate the block size (diff) | |
| download | linux-dev-c4318d6cd038472d13e08a54a9035863c8c160bd.tar.xz linux-dev-c4318d6cd038472d13e08a54a9035863c8c160bd.zip | |
nbd: Use blk_validate_block_size() to validate block size
Use the block layer helper to validate block size instead
of open coding it.
Signed-off-by: Xie Yongji <xieyongji@bytedance.com>
Link: https://lore.kernel.org/r/20211026144015.188-3-xieyongji@bytedance.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'drivers/block/nbd.c')
| -rw-r--r-- | drivers/block/nbd.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/block/nbd.c b/drivers/block/nbd.c index 8922b8864487..504c20a2f33e 100644 --- a/drivers/block/nbd.c +++ b/drivers/block/nbd.c @@ -315,7 +315,8 @@ static int nbd_set_size(struct nbd_device *nbd, loff_t bytesize, { if (!blksize) blksize = 1u << NBD_DEF_BLKSIZE_BITS; - if (blksize < 512 || blksize > PAGE_SIZE || !is_power_of_2(blksize)) + + if (blk_validate_block_size(blksize)) return -EINVAL; nbd->config->bytesize = bytesize; |