diff options
| author | Casey Schaufler <casey@schaufler-ca.com> | 2018-09-22 03:19:54 +0300 |
|---|---|---|
| committer | Kees Cook <keescook@chromium.org> | 2019-01-09 00:18:45 +0300 |
| commit | 019bcca4626a9ed119e1d9ebfadb9fdbdcf9b35b (patch) | |
| tree | e6f19e844748ee33d6b78a9cae1169ad2494f669 /security/smack/smack.h | |
| parent | 7c6538280ae99eaebd589a5c029e1ed1c063909c (diff) | |
| download | linux-019bcca4626a9ed119e1d9ebfadb9fdbdcf9b35b.tar.xz | |
Smack: Abstract use of ipc security blobs
Don't use the ipc->security pointer directly.
Don't use the msg_msg->security pointer directly.
Provide helper functions that provides the security blob pointers.
Signed-off-by: Casey Schaufler <casey@schaufler-ca.com>
Reviewed-by: Kees Cook <keescook@chromium.org>
Signed-off-by: Kees Cook <keescook@chromium.org>
Diffstat (limited to 'security/smack/smack.h')
| -rw-r--r-- | security/smack/smack.h | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/security/smack/smack.h b/security/smack/smack.h index bf0abc35ca1c..0adddbeecc62 100644 --- a/security/smack/smack.h +++ b/security/smack/smack.h @@ -24,6 +24,7 @@ #include <linux/list.h> #include <linux/rculist.h> #include <linux/lsm_audit.h> +#include <linux/msg.h> /* * Use IPv6 port labeling if IPv6 is enabled and secmarks @@ -373,6 +374,16 @@ static inline struct inode_smack *smack_inode(const struct inode *inode) return inode->i_security + smack_blob_sizes.lbs_inode; } +static inline struct smack_known **smack_msg_msg(const struct msg_msg *msg) +{ + return (struct smack_known **)&msg->security; +} + +static inline struct smack_known **smack_ipc(const struct kern_ipc_perm *ipc) +{ + return (struct smack_known **)&ipc->security; +} + /* * Is the directory transmuting? */ |