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| author | Reshetova, Elena <elena.reshetova@intel.com> | 2017-07-04 14:53:04 +0200 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2017-07-04 23:35:16 +0200 |
| commit | e00bdbefab731638c0764cf1b9b7398bfbf2bd99 (patch) | |
| tree | 72bc4d11110dff1ada8d38d27cc671687fd92115 /net/atm/mpoa_caches.h | |
| parent | net, atm: convert in_cache_entry.use from atomic_t to refcount_t (diff) | |
| download | linux-e00bdbefab731638c0764cf1b9b7398bfbf2bd99.tar.xz linux-e00bdbefab731638c0764cf1b9b7398bfbf2bd99.zip | |
net, atm: convert eg_cache_entry.use 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/mpoa_caches.h')
| -rw-r--r-- | net/atm/mpoa_caches.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/net/atm/mpoa_caches.h b/net/atm/mpoa_caches.h index 38a4e7e67c0b..30fe34841ced 100644 --- a/net/atm/mpoa_caches.h +++ b/net/atm/mpoa_caches.h @@ -59,7 +59,7 @@ typedef struct eg_cache_entry{ uint16_t entry_state; __be32 latest_ip_addr; /* The src IP address of the last packet */ struct eg_ctrl_info ctrl_info; - atomic_t use; + refcount_t use; } eg_cache_entry; struct eg_cache_ops{ |