diff options
| author | Casey Schaufler <casey@schaufler-ca.com> | 2018-11-12 23:02:49 +0300 |
|---|---|---|
| committer | Kees Cook <keescook@chromium.org> | 2019-01-09 00:18:44 +0300 |
| commit | 33bf60cabcc7687b194a689b068b65e9ecd556be (patch) | |
| tree | f8bbf4c27ce73e33ab5f1efa7e99448ab9755373 /security/apparmor/include | |
| parent | f28952ac900822a189fc383a5b73631e72c69356 (diff) | |
| download | linux-33bf60cabcc7687b194a689b068b65e9ecd556be.tar.xz | |
LSM: Infrastructure management of the file security
Move management of the file->f_security blob out of the
individual security modules and into the infrastructure.
The modules no longer allocate or free the data, instead
they tell the infrastructure how much space they require.
Signed-off-by: Casey Schaufler <casey@schaufler-ca.com>
Reviewed-by: Kees Cook <keescook@chromium.org>
[kees: adjusted for ordered init series]
Signed-off-by: Kees Cook <keescook@chromium.org>
Diffstat (limited to 'security/apparmor/include')
| -rw-r--r-- | security/apparmor/include/file.h | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/security/apparmor/include/file.h b/security/apparmor/include/file.h index 4c2c8ac8842f..8be09208cf7c 100644 --- a/security/apparmor/include/file.h +++ b/security/apparmor/include/file.h @@ -32,7 +32,10 @@ struct path; AA_MAY_CHMOD | AA_MAY_CHOWN | AA_MAY_LOCK | \ AA_EXEC_MMAP | AA_MAY_LINK) -#define file_ctx(X) ((struct aa_file_ctx *)(X)->f_security) +static inline struct aa_file_ctx *file_ctx(struct file *file) +{ + return file->f_security + apparmor_blob_sizes.lbs_file; +} /* struct aa_file_ctx - the AppArmor context the file was opened in * @lock: lock to update the ctx |