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: 7eada909 ("dm: add integrity target") Signed-off-by:
Mike Snitzer <snitzer@redhat.com>
parent
aa03a91f
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