netfilter: use audit_log()

Use audit_log() instead of open-coding it.
Signed-off-by: Geliang Tang <geliangtang@gmail.com>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>

net/bridge/netfilter/ebtables.c

@@ -1069,15 +1069,10 @@ static int do_replace_finish(struct net *net, struct ebt_replace *repl,
 
 #ifdef CONFIG_AUDIT
 	if (audit_enabled) {
-		struct audit_buffer *ab;
-
-		ab = audit_log_start(current->audit_context, GFP_KERNEL,
-				     AUDIT_NETFILTER_CFG);
-		if (ab) {
-			audit_log_format(ab, "table=%s family=%u entries=%u",
-					 repl->name, AF_BRIDGE, repl->nentries);
-			audit_log_end(ab);
-		}
+		audit_log(current->audit_context, GFP_KERNEL,
+			  AUDIT_NETFILTER_CFG,
+			  "table=%s family=%u entries=%u",
+			  repl->name, AF_BRIDGE, repl->nentries);
 	}
 #endif
 	return ret;

net/netfilter/x_tables.c

@@ -1192,16 +1192,10 @@ xt_replace_table(struct xt_table *table,
 
 #ifdef CONFIG_AUDIT
 	if (audit_enabled) {
-		struct audit_buffer *ab;
-
-		ab = audit_log_start(current->audit_context, GFP_KERNEL,
-				     AUDIT_NETFILTER_CFG);
-		if (ab) {
-			audit_log_format(ab, "table=%s family=%u entries=%u",
-					 table->name, table->af,
-					 private->number);
-			audit_log_end(ab);
-		}
+		audit_log(current->audit_context, GFP_KERNEL,
+			  AUDIT_NETFILTER_CFG,
+			  "table=%s family=%u entries=%u",
+			  table->name, table->af, private->number);
 	}
 #endif