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mptcp: avoid unneeded address copy

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[ Upstream commit 2bb9a37f0e194ed95c70603b0efc7898a5a0d9b4 ]

In the syn_recv fallback path, the msk is unused. We can skip
setting the socket address.

Signed-off-by: Paolo Abeni <pabeni@redhat.com>
Reviewed-by: Matthieu Baerts <matthieu.baerts@tessares.net>
Signed-off-by: Matthieu Baerts <matthieu.baerts@tessares.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
Stable-dep-of: 7e8b88ec35ee ("mptcp: consolidate passive msk socket initialization")
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Paolo Abeni 2023-03-27 12:22:21 +02:00 committed by Greg Kroah-Hartman
parent 1b9e3ab669
commit 9872e8c632
1 changed files with 0 additions and 2 deletions
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2
net/mptcp/subflow.c
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@ -759,8 +759,6 @@ static struct sock *subflow_syn_recv_sock(const struct sock *sk,
goto dispose_child;
}
if (new_msk)
mptcp_copy_inaddrs(new_msk, child);
mptcp_subflow_drop_ctx(child);
goto out;
}