diff options
| author | Reshetova, Elena <elena.reshetova@intel.com> | 2017-07-04 15:53:01 +0300 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2017-07-04 22:35:16 +0100 |
| commit | 458bc30cec26c2716746ae215ed23773257e417d (patch) | |
| tree | 692d00b3c0b0af34c20fdfe31b7a9cf6fa33e3be /net/atm/resources.c | |
| parent | e0542dd5185e68247b08c3418bdba14644b4c414 (diff) | |
net, atm: convert atm_dev.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 'net/atm/resources.c')
| -rw-r--r-- | net/atm/resources.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/net/atm/resources.c b/net/atm/resources.c index 0447d5d0b639..918244757b7d 100644 --- a/net/atm/resources.c +++ b/net/atm/resources.c @@ -109,7 +109,7 @@ struct atm_dev *atm_dev_register(const char *type, struct device *parent, else memset(&dev->flags, 0, sizeof(dev->flags)); memset(&dev->stats, 0, sizeof(dev->stats)); - atomic_set(&dev->refcnt, 1); + refcount_set(&dev->refcnt, 1); if (atm_proc_dev_register(dev) < 0) { pr_err("atm_proc_dev_register failed for dev %s\n", type); |