diff options
| -rw-r--r-- | block/blk-integrity.c | 8 |
1 files changed, 3 insertions, 5 deletions
diff --git a/block/blk-integrity.c b/block/blk-integrity.c index 056b8948369d..ce08ad4565e2 100644 --- a/block/blk-integrity.c +++ b/block/blk-integrity.c @@ -58,16 +58,14 @@ new_segment: 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; |