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| author | Elena Reshetova <elena.reshetova@intel.com> | 2017-03-03 10:55:10 +0200 |
|---|---|---|
| committer | David Sterba <dsterba@suse.com> | 2017-04-18 14:07:23 +0200 |
| commit | 140475ae4ad10d140bb69572499b1ff87367e807 (patch) | |
| tree | 030cedc7593bdcfab1149239a77010427afe48bf /fs/direct-io.c | |
| parent | f95fda8751b7b243c810805d1deaae502716d8fb (diff) | |
| download | lwn-140475ae4ad10d140bb69572499b1ff87367e807.tar.gz lwn-140475ae4ad10d140bb69572499b1ff87367e807.zip | |
btrfs: convert btrfs_bio.refs 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/direct-io.c')
0 files changed, 0 insertions, 0 deletions