diff options
Diffstat (limited to 'drivers/md/dm-integrity.c')
| -rw-r--r-- | drivers/md/dm-integrity.c | 15 |
1 files changed, 10 insertions, 5 deletions
diff --git a/drivers/md/dm-integrity.c b/drivers/md/dm-integrity.c index 8306f8511078..b3489d3fe7db 100644 --- a/drivers/md/dm-integrity.c +++ b/drivers/md/dm-integrity.c @@ -4715,13 +4715,18 @@ static int dm_integrity_ctr(struct dm_target *ti, unsigned int argc, char **argv ti->error = "Block size doesn't match the information in superblock"; goto bad; } - if (!le32_to_cpu(ic->sb->journal_sections) != (ic->mode == 'I')) { - r = -EINVAL; - if (ic->mode != 'I') + if (ic->mode != 'I') { + if (!le32_to_cpu(ic->sb->journal_sections)) { + r = -EINVAL; ti->error = "Corrupted superblock, journal_sections is 0"; - else + goto bad; + } + } else { + if (le32_to_cpu(ic->sb->journal_sections)) { + r = -EINVAL; ti->error = "Corrupted superblock, journal_sections is not 0"; - goto bad; + goto bad; + } } /* make sure that ti->max_io_len doesn't overflow */ if (!ic->meta_dev) { |