On 05/27/2017 09:41 PM, Kees Cook wrote:
On Mon, Feb 20, 2017 at 3:29 AM, Elena Reshetova
<[email protected]> wrote:
refcount_t type and corresponding API should be
used instead of atomic_t when the variable is used as
a reference counter. This allows to avoid accidental
refcounter overflows that might lead to use-after-free
situations.

Signed-off-by: Elena Reshetova <[email protected]>
Signed-off-by: Hans Liljestrand <[email protected]>
Signed-off-by: Kees Cook <[email protected]>
Signed-off-by: David Windsor <[email protected]>
Manfred, is this okay by you? I think this should go via -mm...
The patch is ok, the refcounters are not in the critical path.
I'll try to test the patches and then I would send an 'Acked-by', but this will take some days.

--
    Manfred

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