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authorWillem de Bruijn <willemb@google.com>2025-02-15 01:26:58 +0300
committerJakub Kicinski <kuba@kernel.org>2025-02-19 05:27:19 +0300
commitaaf6532d119d8ad4c75420b021d2649864133583 (patch)
treeae76a5cc57c187d9289f4022bb869e3f383368ec
parent3a03f9ec5d333b9998fbc63fd3e075b9d1991b89 (diff)
downloadlinux-aaf6532d119d8ad4c75420b021d2649864133583.tar.xz
tcp: only initialize sockcm tsflags field
TCP only reads the tsflags field. Don't bother initializing others. Signed-off-by: Willem de Bruijn <willemb@google.com> Reviewed-by: David Ahern <dsahern@kernel.org> Link: https://patch.msgid.link/20250214222720.3205500-2-willemdebruijn.kernel@gmail.com Signed-off-by: Jakub Kicinski <kuba@kernel.org>
-rw-r--r--net/ipv4/tcp.c2
1 files changed, 1 insertions, 1 deletions
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)) {