tcp md5sig: Share MD5 Signature option parser between IPv4 and IPv6.

Signed-off-by: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>

1 files changed, 2 insertions, 0 deletions

diff --git a/include/net/tcp.h b/include/net/tcp.h
index 633147cb6bbc..b1c4b78f1cb8 100644
--- a/include/net/tcp.h
+++ b/include/net/tcp.h
@@ -399,6 +399,8 @@ extern void			tcp_parse_options(struct sk_buff *skb,
                                                   struct tcp_options_received *opt_rx,
                                                   int estab);
 
+extern u8                       *tcp_parse_md5sig_option(struct tcphdr *th);
+
 /*
  *      TCP v4 functions exported for the inet6 API
  */