Re: [RFC PATCH v2 20/26] qcow2: Update L2 bitmap in qcow2_alloc_cluster_link_l2()

[Alberto Garcia]

On Tue 05 Nov 2019 12:43:16 PM CET, Max Reitz wrote:

> Speaking of handle_copied(); both elements of Qcow2COWRegion are of
> type unsigned.  handle_copied() doesn’t look like it takes any
> precautions to limit the range to even UINT_MAX (and it should
> probably limit it to INT_MAX).

Or rather, both handle_copied() and handle_alloc() should probably limit
it to BDRV_REQUEST_MAX_BYTES.

Berto