[NetLabel]: add audit support for configuration changes

This patch adds audit support to NetLabel, including six new audit message
types shown below.

 #define AUDIT_MAC_UNLBL_ACCEPT 1406
 #define AUDIT_MAC_UNLBL_DENY   1407
 #define AUDIT_MAC_CIPSOV4_ADD  1408
 #define AUDIT_MAC_CIPSOV4_DEL  1409
 #define AUDIT_MAC_MAP_ADD      1410
 #define AUDIT_MAC_MAP_DEL      1411

Signed-off-by: Paul Moore <paul.moore@hp.com>
Acked-by: James Morris <jmorris@namei.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/netlabel/netlabel_domainhash.h b/net/netlabel/netlabel_domainhash.h
index 02af72a..d50f13c 100644
--- a/net/netlabel/netlabel_domainhash.h
+++ b/net/netlabel/netlabel_domainhash.h
@@ -57,9 +57,9 @@
 int netlbl_domhsh_init(u32 size);
 
 /* Manipulate the domain hash table */
-int netlbl_domhsh_add(struct netlbl_dom_map *entry);
-int netlbl_domhsh_add_default(struct netlbl_dom_map *entry);
-int netlbl_domhsh_remove_default(void);
+int netlbl_domhsh_add(struct netlbl_dom_map *entry, u32 audit_secid);
+int netlbl_domhsh_add_default(struct netlbl_dom_map *entry, u32 audit_secid);
+int netlbl_domhsh_remove_default(u32 audit_secid);
 struct netlbl_dom_map *netlbl_domhsh_getentry(const char *domain);
 int netlbl_domhsh_walk(u32 *skip_bkt,
 		     u32 *skip_chain,