Commit aaf6532d authored by Willem de Bruijn's avatar Willem de Bruijn Committed by Jakub Kicinski
Browse files

tcp: only initialize sockcm tsflags field 



TCP only reads the tsflags field. Don't bother initializing others.

Signed-off-by: default avatarWillem de Bruijn <willemb@google.com>
Reviewed-by: default avatarDavid Ahern <dsahern@kernel.org>
Link: https://patch.msgid.link/20250214222720.3205500-2-willemdebruijn.kernel@gmail.com


Signed-off-by: default avatarJakub Kicinski <kuba@kernel.org>
parent 3a03f9ec

net/ipv4/tcp.c

+1 −1
Original line number Diff line number Diff line
@@ -1127,7 +1127,7 @@ int tcp_sendmsg_locked(struct sock *sk, struct msghdr *msg, size_t size) 
		/* 'common' sending to sendq */

	}



	sockcm_init(&sockc, sk);

	sockc = (struct sockcm_cookie) { .tsflags = READ_ONCE(sk->sk_tsflags)};

	if (msg->msg_controllen) {

		err = sock_cmsg_send(sk, msg, &sockc);

		if (unlikely(err)) {