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| author |   Reshetova, Elena <elena.reshetova@intel.com> | 2017-07-04 15:53:02 +0300 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2017-07-04 22:35:16 +0100 |
| commit | 788936641ac8bc92c531f09b79bf44775fac1350 (patch) | |
| tree | 2e7a55d6a17897f390bfd19612231c7d672e6c33 /net/atm/lec_arpc.h | |
| parent | net, atm: convert atm_dev.refcnt from atomic_t to refcount_t (diff) | |
| download | linux-dev-788936641ac8bc92c531f09b79bf44775fac1350.tar.xz linux-dev-788936641ac8bc92c531f09b79bf44775fac1350.zip | |
net, atm: convert lec_arp_table.usage 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 '')
| -rw-r--r-- | net/atm/lec_arpc.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/net/atm/lec_arpc.h b/net/atm/lec_arpc.h index ec67435a40a6..d923f53812a3 100644 --- a/net/atm/lec_arpc.h +++ b/net/atm/lec_arpc.h @@ -47,7 +47,7 @@ struct lec_arp_table { * the length of the tlvs array */ struct sk_buff_head tx_wait; /* wait queue for outgoing packets */ - atomic_t usage; /* usage count */ + refcount_t usage; /* usage count */ }; /* |