From 3f7e753206bb20fc098b44ec40001befd1fe18d1 Mon Sep 17 00:00:00 2001 From: Eric Dumazet Date: Wed, 16 Aug 2023 08:15:37 +0000 Subject: inet: move inet->freebind to inet->inet_flags IP_FREEBIND socket option can now be set/read without locking the socket. Signed-off-by: Eric Dumazet Acked-by: Soheil Hassas Yeganeh Reviewed-by: Simon Horman Reviewed-by: Matthieu Baerts Signed-off-by: David S. Miller --- net/mptcp/sockopt.c | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-) (limited to 'net/mptcp') diff --git a/net/mptcp/sockopt.c b/net/mptcp/sockopt.c index 21bc46acbe38..ffbe2f5f5b44 100644 --- a/net/mptcp/sockopt.c +++ b/net/mptcp/sockopt.c @@ -419,7 +419,8 @@ static int mptcp_setsockopt_v6(struct mptcp_sock *msk, int optname, inet_sk(sk)->transparent = inet_sk(ssk)->transparent; break; case IPV6_FREEBIND: - inet_sk(sk)->freebind = inet_sk(ssk)->freebind; + inet_assign_bit(FREEBIND, sk, + inet_test_bit(FREEBIND, ssk)); break; } @@ -704,7 +705,7 @@ static int mptcp_setsockopt_sol_ip_set_transparent(struct mptcp_sock *msk, int o switch (optname) { case IP_FREEBIND: - issk->freebind = inet_sk(sk)->freebind; + inet_assign_bit(FREEBIND, ssk, inet_test_bit(FREEBIND, sk)); break; case IP_TRANSPARENT: issk->transparent = inet_sk(sk)->transparent; @@ -1441,7 +1442,7 @@ static void sync_socket_options(struct mptcp_sock *msk, struct sock *ssk) __tcp_sock_set_nodelay(ssk, !!msk->nodelay); inet_sk(ssk)->transparent = inet_sk(sk)->transparent; - inet_sk(ssk)->freebind = inet_sk(sk)->freebind; + inet_assign_bit(FREEBIND, ssk, inet_test_bit(FREEBIND, sk)); } static void __mptcp_sockopt_sync(struct mptcp_sock *msk, struct sock *ssk) -- cgit v1.2.3