Merge tag 'iio-fixes-for-5.4a' of https://git.kernel.org/pub/scm/linux/kernel/git...

[linux.git] / net / ipv4 / xfrm4_protocol.c

diff --git a/net/ipv4/xfrm4_protocol.c b/net/ipv4/xfrm4_protocol.c
index 35c54865dc42399da6be67e036692ed56b0ba333..8a4285712808e3c0b3f3d63a78d75b17387ec525 100644 (file)
--- a/net/ipv4/xfrm4_protocol.c
+++ b/net/ipv4/xfrm4_protocol.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /* xfrm4_protocol.c - Generic xfrm protocol multiplexer.
  *
  * Copyright (C) 2013 secunet Security Networks AG
@@ -7,11 +8,6 @@
  *
  * Based on:
  * net/ipv4/tunnel4.c
- *
- *     This program is free software; you can redistribute it and/or
- *     modify it under the terms of the GNU General Public License
- *     as published by the Free Software Foundation; either version
- *     2 of the License, or (at your option) any later version.
  */
 
 #include <linux/init.h>
@@ -46,7 +42,7 @@ static inline struct xfrm4_protocol __rcu **proto_handlers(u8 protocol)
             handler != NULL;                           \
             handler = rcu_dereference(handler->next))  \
 
-int xfrm4_rcv_cb(struct sk_buff *skb, u8 protocol, int err)
+static int xfrm4_rcv_cb(struct sk_buff *skb, u8 protocol, int err)
 {
        int ret;
        struct xfrm4_protocol *handler;
@@ -61,7 +57,6 @@ int xfrm4_rcv_cb(struct sk_buff *skb, u8 protocol, int err)
 
        return 0;
 }
-EXPORT_SYMBOL(xfrm4_rcv_cb);
 
 int xfrm4_rcv_encap(struct sk_buff *skb, int nexthdr, __be32 spi,
                    int encap_type)