diff options
| author | Elena Reshetova <elena.reshetova@intel.com> | 2017-03-03 11:04:05 +0200 |
|---|---|---|
| committer | Miklos Szeredi <mszeredi@redhat.com> | 2017-04-18 16:58:37 +0200 |
| commit | 095fc40ace5ffccd306f39fdd1a40b4faa41b8a0 (patch) | |
| tree | 389961004529678f773dc359e78cf9614bce9ae0 /fs/fuse/fuse_i.h | |
| parent | ec99f6d31f2590a4c0ff2dae8fb1fa27f0647a42 (diff) | |
fuse: convert fuse_conn.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: Miklos Szeredi <mszeredi@redhat.com>
Diffstat (limited to 'fs/fuse/fuse_i.h')
| -rw-r--r-- | fs/fuse/fuse_i.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/fuse/fuse_i.h b/fs/fuse/fuse_i.h index 9d4374032290..6c649f0c58f9 100644 --- a/fs/fuse/fuse_i.h +++ b/fs/fuse/fuse_i.h @@ -449,7 +449,7 @@ struct fuse_conn { spinlock_t lock; /** Refcount */ - atomic_t count; + refcount_t count; /** Number of fuse_dev's */ atomic_t dev_count; |