[dm-devel] Q about: dm verity: don't crash on vmallocated buffer

Yael Chemla Yael.Chemla at arm.com
Thu Dec 13 19:01:38 UTC 2018


Hi Mikulas and Mike,
Regarding this patch (e4b069e0945f), it adds verity_hash_upadate a do-while loop.
Can you see any scenario it'll loop more than twice? Please elaborate.
Is there a case where the data parameter is larger than PAGE_SIZE.
Thanks,
Yael
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