diff --git a/include/net/ip_fib.h b/include/net/ip_fib.h
index f74cbb2..cbff18d 100644
--- a/include/net/ip_fib.h
+++ b/include/net/ip_fib.h
@@ -186,7 +186,7 @@
 }
 
 #else /* CONFIG_IP_MULTIPLE_TABLES */
-extern void __init fib4_rules_init(void);
+extern int __init fib4_rules_init(void);
 
 #ifdef CONFIG_NET_CLS_ROUTE
 extern u32 fib_rules_tclass(struct fib_result *res);
diff --git a/net/ipv4/fib_frontend.c b/net/ipv4/fib_frontend.c
index ac6238a..1bb956b 100644
--- a/net/ipv4/fib_frontend.c
+++ b/net/ipv4/fib_frontend.c
@@ -59,12 +59,24 @@
 #define FIB_TABLE_HASHSZ 1
 static struct hlist_head fib_table_hash[FIB_TABLE_HASHSZ];
 
-static void __init fib4_rules_init(void)
+static int __init fib4_rules_init(void)
 {
 	ip_fib_local_table = fib_hash_init(RT_TABLE_LOCAL);
-	hlist_add_head_rcu(&ip_fib_local_table->tb_hlist, &fib_table_hash[0]);
+	if (ip_fib_local_table == NULL)
+		return -ENOMEM;
+
 	ip_fib_main_table  = fib_hash_init(RT_TABLE_MAIN);
+	if (ip_fib_main_table == NULL)
+		goto fail;
+
+	hlist_add_head_rcu(&ip_fib_local_table->tb_hlist, &fib_table_hash[0]);
 	hlist_add_head_rcu(&ip_fib_main_table->tb_hlist, &fib_table_hash[0]);
+	return 0;
+
+fail:
+	kfree(ip_fib_local_table);
+	ip_fib_local_table = NULL;
+	return -ENOMEM;
 }
 #else
 
@@ -944,7 +956,7 @@
 	for (i = 0; i < FIB_TABLE_HASHSZ; i++)
 		INIT_HLIST_HEAD(&fib_table_hash[i]);
 
-	fib4_rules_init();
+	BUG_ON(fib4_rules_init());
 
 	register_netdevice_notifier(&fib_netdev_notifier);
 	register_inetaddr_notifier(&fib_inetaddr_notifier);
diff --git a/net/ipv4/fib_rules.c b/net/ipv4/fib_rules.c
index afe669d..0751734 100644
--- a/net/ipv4/fib_rules.c
+++ b/net/ipv4/fib_rules.c
@@ -311,8 +311,18 @@
 	return 0;
 }
 
-void __init fib4_rules_init(void)
+int __init fib4_rules_init()
 {
-	BUG_ON(fib_default_rules_init());
+	int err;
+
 	fib_rules_register(&init_net, &fib4_rules_ops);
+	err = fib_default_rules_init();
+	if (err < 0)
+		goto fail;
+	return 0;
+
+fail:
+	/* also cleans all rules already added */
+	fib_rules_unregister(&init_net, &fib4_rules_ops);
+	return err;
 }