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| author | Xie Yongji <xieyongji@bytedance.com> | 2021-10-26 17:40:14 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2021-11-21 15:44:13 +0300 |
| commit | c0991182aca3d8d115de1d75ce912d8221b8a551 (patch) | |
| tree | 26e421c32847827c228d751708baf39d9f0084f2 /drivers/block | |
| parent | 1f124a6611910f8c875f7ff3ac84727c41a4ab72 (diff) | |
| download | linux-c0991182aca3d8d115de1d75ce912d8221b8a551.tar.xz | |
loop: Use blk_validate_block_size() to validate block size
commit af3c570fb0df422b4906ebd11c1bf363d89961d5 upstream.
Remove loop_validate_block_size() and use the block layer helper
to validate block size.
Signed-off-by: Xie Yongji <xieyongji@bytedance.com>
Link: https://lore.kernel.org/r/20211026144015.188-4-xieyongji@bytedance.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Cc: Tadeusz Struk <tadeusz.struk@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/block')
| -rw-r--r-- | drivers/block/loop.c | 17 |
1 files changed, 2 insertions, 15 deletions
diff --git a/drivers/block/loop.c b/drivers/block/loop.c index 7bf4686af774..dfc72a1f6500 100644 --- a/drivers/block/loop.c +++ b/drivers/block/loop.c @@ -273,19 +273,6 @@ static void __loop_update_dio(struct loop_device *lo, bool dio) } /** - * loop_validate_block_size() - validates the passed in block size - * @bsize: size to validate - */ -static int -loop_validate_block_size(unsigned short bsize) -{ - if (bsize < 512 || bsize > PAGE_SIZE || !is_power_of_2(bsize)) - return -EINVAL; - - return 0; -} - -/** * loop_set_size() - sets device size and notifies userspace * @lo: struct loop_device to set the size for * @size: new size of the loop device @@ -1236,7 +1223,7 @@ static int loop_configure(struct loop_device *lo, fmode_t mode, } if (config->block_size) { - error = loop_validate_block_size(config->block_size); + error = blk_validate_block_size(config->block_size); if (error) goto out_unlock; } @@ -1759,7 +1746,7 @@ static int loop_set_block_size(struct loop_device *lo, unsigned long arg) if (lo->lo_state != Lo_bound) return -ENXIO; - err = loop_validate_block_size(arg); + err = blk_validate_block_size(arg); if (err) return err; |