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authorJakub Kicinski <kuba@kernel.org>2022-07-21 23:03:39 +0300
committerJakub Kicinski <kuba@kernel.org>2022-07-21 23:03:39 +0300
commit6e0e846ee2ab01bc44254e6a0a6a6a0db1cba16d (patch)
treee2a39b9ff9fbfa9adbaa004e3b42047664a8e57d /net/ipv4/af_inet.c
parent5588d628027092e66195097bdf6835ddf64418b3 (diff)
parent7ca433dc6dedb2ec98dfc943f6db0c9b8996ed11 (diff)
downloadlinux-6e0e846ee2ab01bc44254e6a0a6a6a0db1cba16d.tar.xz
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
No conflicts. Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'net/ipv4/af_inet.c')
-rw-r--r--net/ipv4/af_inet.c18
1 files changed, 4 insertions, 14 deletions
diff --git a/net/ipv4/af_inet.c b/net/ipv4/af_inet.c
index fac552e98eb9..3ca0cc467886 100644
--- a/net/ipv4/af_inet.c
+++ b/net/ipv4/af_inet.c
@@ -217,7 +217,7 @@ int inet_listen(struct socket *sock, int backlog)
* because the socket was in TCP_LISTEN state previously but
* was shutdown() rather than close().
*/
- tcp_fastopen = sock_net(sk)->ipv4.sysctl_tcp_fastopen;
+ tcp_fastopen = READ_ONCE(sock_net(sk)->ipv4.sysctl_tcp_fastopen);
if ((tcp_fastopen & TFO_SERVER_WO_SOCKOPT1) &&
(tcp_fastopen & TFO_SERVER_ENABLE) &&
!inet_csk(sk)->icsk_accept_queue.fastopenq.max_qlen) {
@@ -335,7 +335,7 @@ lookup_protocol:
inet->hdrincl = 1;
}
- if (net->ipv4.sysctl_ip_no_pmtu_disc)
+ if (READ_ONCE(net->ipv4.sysctl_ip_no_pmtu_disc))
inet->pmtudisc = IP_PMTUDISC_DONT;
else
inet->pmtudisc = IP_PMTUDISC_WANT;
@@ -1711,24 +1711,14 @@ static const struct net_protocol igmp_protocol = {
};
#endif
-/* thinking of making this const? Don't.
- * early_demux can change based on sysctl.
- */
-static struct net_protocol tcp_protocol = {
- .early_demux = tcp_v4_early_demux,
- .early_demux_handler = tcp_v4_early_demux,
+static const struct net_protocol tcp_protocol = {
.handler = tcp_v4_rcv,
.err_handler = tcp_v4_err,
.no_policy = 1,
.icmp_strict_tag_validation = 1,
};
-/* thinking of making this const? Don't.
- * early_demux can change based on sysctl.
- */
-static struct net_protocol udp_protocol = {
- .early_demux = udp_v4_early_demux,
- .early_demux_handler = udp_v4_early_demux,
+static const struct net_protocol udp_protocol = {
.handler = udp_rcv,
.err_handler = udp_err,
.no_policy = 1,