[PATCH v37 30/33] netlabel: Use a struct lsmblob in audit data

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Remove scaffolding in netlabel audit by keeping subject
lsm information in an lsmblob structure instead of a secid.

Acked-by: Paul Moore <paul@xxxxxxxxxxxxxx>
Signed-off-by: Casey Schaufler <casey@xxxxxxxxxxxxxxxx>
---
 include/net/netlabel.h            | 2 +-
 net/netlabel/netlabel_unlabeled.c | 4 +---
 net/netlabel/netlabel_user.c      | 4 +---
 net/netlabel/netlabel_user.h      | 6 +-----
 security/smack/smackfs.c          | 2 +-
 5 files changed, 5 insertions(+), 13 deletions(-)

diff --git a/include/net/netlabel.h b/include/net/netlabel.h
index 73fc25b4042b..d9aaa264e29c 100644
--- a/include/net/netlabel.h
+++ b/include/net/netlabel.h
@@ -97,7 +97,7 @@ struct calipso_doi;
 
 /* NetLabel audit information */
 struct netlbl_audit {
-	u32 secid;
+	struct lsmblob lsmblob;
 	kuid_t loginuid;
 	unsigned int sessionid;
 };
diff --git a/net/netlabel/netlabel_unlabeled.c b/net/netlabel/netlabel_unlabeled.c
index 8deee7e176a9..9277c6dd79f5 100644
--- a/net/netlabel/netlabel_unlabeled.c
+++ b/net/netlabel/netlabel_unlabeled.c
@@ -1529,13 +1529,11 @@ int __init netlbl_unlabel_defconf(void)
 	int ret_val;
 	struct netlbl_dom_map *entry;
 	struct netlbl_audit audit_info;
-	struct lsmblob blob;
 
 	/* Only the kernel is allowed to call this function and the only time
 	 * it is called is at bootup before the audit subsystem is reporting
 	 * messages so don't worry to much about these values. */
-	security_current_getsecid_subj(&blob);
-	audit_info.secid = lsmblob_first(&blob);
+	security_current_getsecid_subj(&audit_info.lsmblob);
 	audit_info.loginuid = GLOBAL_ROOT_UID;
 	audit_info.sessionid = 0;
 
diff --git a/net/netlabel/netlabel_user.c b/net/netlabel/netlabel_user.c
index 42812bdfc31a..e72dfe2da77a 100644
--- a/net/netlabel/netlabel_user.c
+++ b/net/netlabel/netlabel_user.c
@@ -84,7 +84,6 @@ struct audit_buffer *netlbl_audit_start_common(int type,
 					       struct netlbl_audit *audit_info)
 {
 	struct audit_buffer *audit_buf;
-	struct lsmblob blob;
 
 	if (audit_enabled == AUDIT_OFF)
 		return NULL;
@@ -97,8 +96,7 @@ struct audit_buffer *netlbl_audit_start_common(int type,
 			 from_kuid(&init_user_ns, audit_info->loginuid),
 			 audit_info->sessionid);
 
-	lsmblob_init(&blob, audit_info->secid);
-	audit_log_subject_context(audit_buf, &blob);
+	audit_log_subject_context(audit_buf, &audit_info->lsmblob);
 
 	return audit_buf;
 }
diff --git a/net/netlabel/netlabel_user.h b/net/netlabel/netlabel_user.h
index 34bb6572f33b..56a634244a6e 100644
--- a/net/netlabel/netlabel_user.h
+++ b/net/netlabel/netlabel_user.h
@@ -32,11 +32,7 @@
  */
 static inline void netlbl_netlink_auditinfo(struct netlbl_audit *audit_info)
 {
-	struct lsmblob blob;
-
-	security_current_getsecid_subj(&blob);
-	/* scaffolding until secid is converted */
-	audit_info->secid = lsmblob_first(&blob);
+	security_current_getsecid_subj(&audit_info->lsmblob);
 	audit_info->loginuid = audit_get_loginuid(current);
 	audit_info->sessionid = audit_get_sessionid(current);
 }
diff --git a/security/smack/smackfs.c b/security/smack/smackfs.c
index 314336463111..f74207f6c71e 100644
--- a/security/smack/smackfs.c
+++ b/security/smack/smackfs.c
@@ -186,7 +186,7 @@ static void smk_netlabel_audit_set(struct netlbl_audit *nap)
 
 	nap->loginuid = audit_get_loginuid(current);
 	nap->sessionid = audit_get_sessionid(current);
-	nap->secid = skp->smk_secid;
+	nap->lsmblob.secid[smack_lsmid.slot] = skp->smk_secid;
 }
 
 /*
-- 
2.36.1




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