On Wed 10-09-25 16:36:48, Christian Brauner wrote:
> Use the new extensible_ioctl_valid() helper which is equivalent to what
> is done here.
>
> Signed-off-by: Christian Brauner <brauner@kernel.org>
Looks good. Feel free to add:
Reviewed-by: Jan Kara <jack@suse.cz>
Honza
> ---
> block/blk-integrity.c | 8 +++-----
> 1 file changed, 3 insertions(+), 5 deletions(-)
>
> diff --git a/block/blk-integrity.c b/block/blk-integrity.c
> index 056b8948369d..609d75d6a39b 100644
> --- a/block/blk-integrity.c
> +++ b/block/blk-integrity.c
> @@ -58,16 +58,14 @@ int blk_rq_count_integrity_sg(struct request_queue *q, struct bio *bio)
> int blk_get_meta_cap(struct block_device *bdev, unsigned int cmd,
> struct logical_block_metadata_cap __user *argp)
> {
> - struct blk_integrity *bi = blk_get_integrity(bdev->bd_disk);
> + struct blk_integrity *bi;
> struct logical_block_metadata_cap meta_cap = {};
> size_t usize = _IOC_SIZE(cmd);
>
> - if (_IOC_DIR(cmd) != _IOC_DIR(FS_IOC_GETLBMD_CAP) ||
> - _IOC_TYPE(cmd) != _IOC_TYPE(FS_IOC_GETLBMD_CAP) ||
> - _IOC_NR(cmd) != _IOC_NR(FS_IOC_GETLBMD_CAP) ||
> - _IOC_SIZE(cmd) < LBMD_SIZE_VER0)
> + if (extensible_ioctl_valid(cmd, FS_IOC_GETLBMD_CAP, LBMD_SIZE_VER0))
> return -ENOIOCTLCMD;
>
> + bi = blk_get_integrity(bdev->bd_disk);
> if (!bi)
> goto out;
>
>
> --
> 2.47.3
>
--
Jan Kara <jack@suse.com>
SUSE Labs, CR