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authorCasey Schaufler <casey@schaufler-ca.com>2018-11-12 12:02:49 -0800
committerKees Cook <keescook@chromium.org>2019-01-08 13:18:44 -0800
commit33bf60cabcc7687b194a689b068b65e9ecd556be (patch)
treef8bbf4c27ce73e33ab5f1efa7e99448ab9755373 /security/smack/smack.h
parentf28952ac900822a189fc383a5b73631e72c69356 (diff)
downloadlinux-33bf60cabcc7687b194a689b068b65e9ecd556be.tar.gz
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/smack/smack.h')
-rw-r--r--security/smack/smack.h3
1 files changed, 2 insertions, 1 deletions
diff --git a/security/smack/smack.h b/security/smack/smack.h
index 50854969a391..2007d38d0e46 100644
--- a/security/smack/smack.h
+++ b/security/smack/smack.h
@@ -364,7 +364,8 @@ static inline struct task_smack *smack_cred(const struct cred *cred)
static inline struct smack_known **smack_file(const struct file *file)
{
- return (struct smack_known **)&file->f_security;
+ return (struct smack_known **)(file->f_security +
+ smack_blob_sizes.lbs_file);
}
/*