diff options
| author | Reshetova, Elena <elena.reshetova@intel.com> | 2017-07-04 14:53:15 +0200 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2017-07-04 23:35:17 +0200 |
| commit | 50d61ff789d728a9b6624582ce28441dc0bf5b42 (patch) | |
| tree | ba696c03f20de2bdac89ee3e3c08a04dab587e24 /net/rds/ib.h | |
| parent | net, sunrpc: convert gss_upcall_msg.count from atomic_t to refcount_t (diff) | |
| download | linux-50d61ff789d728a9b6624582ce28441dc0bf5b42.tar.xz linux-50d61ff789d728a9b6624582ce28441dc0bf5b42.zip | |
net, rds: convert rds_ib_device.refcount 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 'net/rds/ib.h')
| -rw-r--r-- | net/rds/ib.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/net/rds/ib.h b/net/rds/ib.h index ec550626e221..bf4822407567 100644 --- a/net/rds/ib.h +++ b/net/rds/ib.h @@ -230,7 +230,7 @@ struct rds_ib_device { unsigned int max_initiator_depth; unsigned int max_responder_resources; spinlock_t spinlock; /* protect the above */ - atomic_t refcount; + refcount_t refcount; struct work_struct free_work; int *vector_load; }; |