From: Xie Yongji xieyongji@bytedance.com
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 --- drivers/block/loop.c | 17 ++--------------- 1 file changed, 2 insertions(+), 15 deletions(-)
--- a/drivers/block/loop.c +++ b/drivers/block/loop.c @@ -273,19 +273,6 @@ static void __loop_update_dio(struct loo }
/** - * 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_de }
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 lo if (lo->lo_state != Lo_bound) return -ENXIO;
- err = loop_validate_block_size(arg); + err = blk_validate_block_size(arg); if (err) return err;