From aaf6532d119d8ad4c75420b021d2649864133583 Mon Sep 17 00:00:00 2001 From: Willem de Bruijn Date: Fri, 14 Feb 2025 17:26:58 -0500 Subject: [PATCH] tcp: only initialize sockcm tsflags field TCP only reads the tsflags field. Don't bother initializing others. Signed-off-by: Willem de Bruijn Reviewed-by: David Ahern Link: https://patch.msgid.link/20250214222720.3205500-2-willemdebruijn.kernel@gmail.com Signed-off-by: Jakub Kicinski --- net/ipv4/tcp.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/net/ipv4/tcp.c b/net/ipv4/tcp.c index 5d78ab3b416e..6a8f19a10911 100644 --- a/net/ipv4/tcp.c +++ b/net/ipv4/tcp.c @@ -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)) {