diff options
| author | Mikulas Patocka <mpatocka@redhat.com> | 2017-07-21 11:58:38 -0400 |
|---|---|---|
| committer | Mike Snitzer <snitzer@redhat.com> | 2017-07-25 10:11:14 -0400 |
| commit | bc86a41e96c5b6f07453c405e036d95acc673389 (patch) | |
| tree | 5476c50923b0377e7761f2eba6ff0198859c8df4 /drivers/md/dm-bufio.c | |
| parent | aa03a91ffaefcffb397cddf88b97215b3eff726d (diff) | |
dm integrity: test for corrupted disk format during table load
If the dm-integrity superblock was corrupted in such a way that the
journal_sections field was zero, the integrity target would deadlock
because it would wait forever for free space in the journal.
Detect this situation and refuse to activate the device.
Signed-off-by: Mikulas Patocka <mpatocka@redhat.com>
Cc: stable@vger.kernel.org
Fixes: 7eada909bfd7 ("dm: add integrity target")
Signed-off-by: Mike Snitzer <snitzer@redhat.com>
Diffstat (limited to 'drivers/md/dm-bufio.c')
0 files changed, 0 insertions, 0 deletions