path: root/include/net/sctp
diff options
authorReshetova, Elena <elena.reshetova@intel.com>2017-07-04 15:53:28 +0300
committerDavid S. Miller <davem@davemloft.net>2017-07-04 22:35:19 +0100
commitc638457a7c6b8931cd4586d6a13a33887185342d (patch)
tree7339cd480b668078f1b238ada053beca604ac97f /include/net/sctp
parenta4b2b58efd44db68358e1a6b71cf205c795d7ada (diff)
net, sctp: convert sctp_ep_common.refcnt from atomic_t to refcount_t
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 <elena.reshetova@intel.com> Signed-off-by: Hans Liljestrand <ishkamiel@gmail.com> Signed-off-by: Kees Cook <keescook@chromium.org> Signed-off-by: David Windsor <dwindsor@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/net/sctp')
1 files changed, 1 insertions, 1 deletions
diff --git a/include/net/sctp/structs.h b/include/net/sctp/structs.h
index 6a0d37258506..5ab29af8ca8a 100644
--- a/include/net/sctp/structs.h
+++ b/include/net/sctp/structs.h
@@ -1174,7 +1174,7 @@ struct sctp_ep_common {
* refcnt - Reference count access to this object.
* dead - Do not attempt to use this object.
- atomic_t refcnt;
+ refcount_t refcnt;
bool dead;
/* What socket does this endpoint belong to? */