On Fri, Mar 3, 2017 at 10:04 AM, Elena Reshetova <elena.reshetova@xxxxxxxxx> wrote: > Now when new refcount_t type and API are finally merged > (see include/linux/refcount.h), the following > patches convert various refcounters in the fuse filesystem from atomic_t > to refcount_t. By doing this we prevent intentional or accidental > underflows or overflows that can led to use-after-free vulnerabilities. > > The below patches are fully independent and can be cherry-picked separately. > Since we convert all kernel subsystems in the same fashion, resulting > in about 300 patches, we have to group them for sending at least in some > fashion to be manageable. Please excuse the long cc list. > > These patches have been tested using tests supplied with libfuse. > Not sure if this is the right way to test it. No output or failures > with result to refcount conversions. refcount WARNs were on. Thanks, queued. Miklos
