Re: [PATCH 04/23] net, ceph: convert ceph_snap_context.nref from atomic_t to refcount_t

2017-03-24 Thread Ilya Dryomov
On Fri, Mar 17, 2017 at 1:10 PM, Elena Reshetova 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

[PATCH 04/23] net, ceph: convert ceph_snap_context.nref from atomic_t to refcount_t

2017-03-17 Thread Elena Reshetova
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 Signed-off-by: