tcp: do not export tcp_parse_mss_option() and tcp_mtup_init()

These two functions are not called from modules.

Signed-off-by: Eric Dumazet <edumazet@google.com>
Reviewed-by: Simon Horman <horms@kernel.org>
Reviewed-by: Joe Damato <jdamato@fastly.com>
Reviewed-by: Kuniyuki Iwashima <kuniyu@amazon.com>
Link: https://patch.msgid.link/20250206093436.2609008-1-edumazet@google.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>

diff --git a/net/ipv4/tcp_input.c b/net/ipv4/tcp_input.c
index eb82e01da911048b41ca380f913ef55566be79a7..61da8ffc2f86fe59a1853a3651b2fc8d96bbe34a 100644 (file)
--- a/net/ipv4/tcp_input.c
+++ b/net/ipv4/tcp_input.c
@@ -4174,7 +4174,6 @@ u16 tcp_parse_mss_option(const struct tcphdr *th, u16 user_mss)
        }
        return mss;
 }
-EXPORT_SYMBOL_GPL(tcp_parse_mss_option);
 
 /* Look for tcp options. Normally only called on SYN and SYNACK packets.
  * But, this can also be called on packets in the established flow when

diff --git a/net/ipv4/tcp_output.c b/net/ipv4/tcp_output.c
index bc95d2a5924fdc6ea609fa006432db9b13444706..ef9f6172680f5f3a9384132962d6e34cfbf83f14 100644 (file)
--- a/net/ipv4/tcp_output.c
+++ b/net/ipv4/tcp_output.c
@@ -1813,7 +1813,6 @@ void tcp_mtup_init(struct sock *sk)
        if (icsk->icsk_mtup.enabled)
                icsk->icsk_mtup.probe_timestamp = tcp_jiffies32;
 }
-EXPORT_SYMBOL(tcp_mtup_init);
 
 /* This function synchronize snd mss to current pmtu/exthdr set.