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Diffstat (limited to 'net/ipv6/ip6_tunnel.c')
-rw-r--r--net/ipv6/ip6_tunnel.c9
1 files changed, 2 insertions, 7 deletions
diff --git a/net/ipv6/ip6_tunnel.c b/net/ipv6/ip6_tunnel.c
index ade1390c6348..3134fbb65d7f 100644
--- a/net/ipv6/ip6_tunnel.c
+++ b/net/ipv6/ip6_tunnel.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* IPv6 tunneling device
* Linux INET6 implementation
@@ -10,12 +11,6 @@
* linux/net/ipv6/sit.c and linux/net/ipv4/ipip.c
*
* RFC 2473
- *
- * 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.
- *
*/
#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
@@ -421,7 +416,7 @@ __u16 ip6_tnl_parse_tlv_enc_lim(struct sk_buff *skb, __u8 *raw)
break;
optlen = 8;
} else if (nexthdr == NEXTHDR_AUTH) {
- optlen = (hdr->hdrlen + 2) << 2;
+ optlen = ipv6_authlen(hdr);
} else {
optlen = ipv6_optlen(hdr);
}