diff --git a/include/net/ila.h b/include/net/ila.h
deleted file mode 100644
index 73ebe5eab272..000000000000
--- a/include/net/ila.h
+++ /dev/null
@@ -1,16 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0-or-later */
-/*
- * ILA kernel interface
- *
- * Copyright (c) 2015 Tom Herbert <tom@herbertland.com>
- */
-
-#ifndef _NET_ILA_H
-#define _NET_ILA_H
-
-struct sk_buff;
-
-int ila_xlat_outgoing(struct sk_buff *skb);
-int ila_xlat_incoming(struct sk_buff *skb);
-
-#endif /* _NET_ILA_H */
diff --git a/net/ipv6/ila/ila_main.c b/net/ipv6/ila/ila_main.c
index 3faf62530d6a..69caed07315f 100644
--- a/net/ipv6/ila/ila_main.c
+++ b/net/ipv6/ila/ila_main.c
@@ -1,6 +1,5 @@
 // SPDX-License-Identifier: GPL-2.0
 #include <net/genetlink.h>
-#include <net/ila.h>
 #include <net/netns/generic.h>
 #include <uapi/linux/genetlink.h>
 #include "ila.h"
diff --git a/net/ipv6/ila/ila_xlat.c b/net/ipv6/ila/ila_xlat.c
index bee45dfeb187..67e8c9440977 100644
--- a/net/ipv6/ila/ila_xlat.c
+++ b/net/ipv6/ila/ila_xlat.c
@@ -5,7 +5,6 @@
 #include <linux/rhashtable.h>
 #include <linux/vmalloc.h>
 #include <net/genetlink.h>
-#include <net/ila.h>
 #include <net/netns/generic.h>
 #include <uapi/linux/genetlink.h>
 #include "ila.h"