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>
mariux64 · Feb 7, 2025 · d876ec8 · d876ec8
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commit d876ec8
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diff --git 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
@@ -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.