From: Mat Martineau <mathew.j.martineau@linux.intel.com>
Date: Thu, 9 Jan 2020 15:59:17 +0000 (-0800)
Subject: tcp: Add MPTCP option number
X-Git-Tag: v6.6-pxa1908~10011^2~118^2~7
X-Git-Url: https://git.dujemihanovic.xyz/?a=commitdiff_plain;h=c74a39c861aeaf6b789b7abdbb3256f54c9fb365;p=linux.git

tcp: Add MPTCP option number

TCP option 30 is allocated for MPTCP by the IANA.

Reviewed-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: Mat Martineau <mathew.j.martineau@linux.intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
---

diff --git a/include/net/tcp.h b/include/net/tcp.h
index 7df37e2fddca..85f1d7ff6e8b 100644
--- a/include/net/tcp.h
+++ b/include/net/tcp.h
@@ -182,6 +182,7 @@ void tcp_time_wait(struct sock *sk, int state, int timeo);
 #define TCPOPT_SACK             5       /* SACK Block */
 #define TCPOPT_TIMESTAMP	8	/* Better RTT estimations/PAWS */
 #define TCPOPT_MD5SIG		19	/* MD5 Signature (RFC2385) */
+#define TCPOPT_MPTCP		30	/* Multipath TCP (RFC6824) */
 #define TCPOPT_FASTOPEN		34	/* Fast open (RFC7413) */
 #define TCPOPT_EXP		254	/* Experimental */
 /* Magic number to be after the option value for sharing TCP