--- zzzz-none-000/linux-4.1.38/net/ipv6/inet6_connection_sock.c	2017-01-18 18:48:06.000000000 +0000
+++ bcm63-7582-715/linux-4.1.38/net/ipv6/inet6_connection_sock.c	2020-11-25 10:06:48.000000000 +0000
@@ -97,8 +97,13 @@
 /*
  * request_sock (formerly open request) hash tables.
  */
+#if !defined(CONFIG_BCM_MPTCP) || !defined(CONFIG_BCM_KF_MPTCP)
 static u32 inet6_synq_hash(const struct in6_addr *raddr, const __be16 rport,
 			   const u32 rnd, const u32 synq_hsize)
+#else
+u32 inet6_synq_hash(const struct in6_addr *raddr, const __be16 rport,
+		    const u32 rnd, const u32 synq_hsize)
+#endif
 {
 	u32 c;