diff options
| author | Reshetova, Elena <elena.reshetova@intel.com> | 2017-07-04 15:53:27 +0300 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2017-07-05 00:35:19 +0300 |
| commit | a4b2b58efd44db68358e1a6b71cf205c795d7ada (patch) | |
| tree | f1ce6625c75a885d538111e7fc3007545203e186 /include/net | |
| parent | e7f027961759f334bcc939980ec35480faa7ef17 (diff) | |
| download | linux-a4b2b58efd44db68358e1a6b71cf205c795d7ada.tar.xz | |
net, sctp: convert sctp_transport.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')
| -rw-r--r-- | include/net/sctp/structs.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/include/net/sctp/structs.h b/include/net/sctp/structs.h index 0dfc5c14b696..6a0d37258506 100644 --- a/include/net/sctp/structs.h +++ b/include/net/sctp/structs.h @@ -735,7 +735,7 @@ struct sctp_transport { struct rhlist_head node; /* Reference counting. */ - atomic_t refcnt; + refcount_t refcnt; /* RTO-Pending : A flag used to track if one of the DATA * chunks sent to this address is currently being * used to compute a RTT. If this flag is 0, |