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| author | Elena Reshetova <elena.reshetova@intel.com> | 2017-03-03 11:55:14 +0300 |
|---|---|---|
| committer | David Sterba <dsterba@suse.com> | 2017-04-18 15:07:23 +0300 |
| commit | 1e4f4714d59e3fdcde29ee12d40d2e96875a026f (patch) | |
| tree | 1298d39f3b3dae00776bc15a1f6677b0bb32dfaf /fs/btrfs/delayed-ref.h | |
| parent | e76edab7f059bc1047c1865141e2709d70e74852 (diff) | |
| download | linux-1e4f4714d59e3fdcde29ee12d40d2e96875a026f.tar.xz | |
btrfs: convert btrfs_caching_control.count 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 Sterba <dsterba@suse.com>
Diffstat (limited to 'fs/btrfs/delayed-ref.h')
0 files changed, 0 insertions, 0 deletions