sysctl_tcp_syncookies 131 include/net/netns/ipv4.h int sysctl_tcp_syncookies; sysctl_tcp_syncookies 5808 net/core/filter.c if (!sock_net(sk)->ipv4.sysctl_tcp_syncookies) sysctl_tcp_syncookies 5874 net/core/filter.c if (!sock_net(sk)->ipv4.sysctl_tcp_syncookies) sysctl_tcp_syncookies 300 net/ipv4/syncookies.c if (!sock_net(sk)->ipv4.sysctl_tcp_syncookies || !th->ack || th->rst) sysctl_tcp_syncookies 924 net/ipv4/sysctl_net_ipv4.c .data = &init_net.ipv4.sysctl_tcp_syncookies, sysctl_tcp_syncookies 6494 net/ipv4/tcp_input.c if (net->ipv4.sysctl_tcp_syncookies) { sysctl_tcp_syncookies 6503 net/ipv4/tcp_input.c net->ipv4.sysctl_tcp_syncookies != 2 && sysctl_tcp_syncookies 6538 net/ipv4/tcp_input.c if (sock_net(sk)->ipv4.sysctl_tcp_syncookies != 2 && sysctl_tcp_syncookies 6577 net/ipv4/tcp_input.c if ((net->ipv4.sysctl_tcp_syncookies == 2 || sysctl_tcp_syncookies 6629 net/ipv4/tcp_input.c if (!net->ipv4.sysctl_tcp_syncookies && sysctl_tcp_syncookies 2672 net/ipv4/tcp_ipv4.c net->ipv4.sysctl_tcp_syncookies = 1; sysctl_tcp_syncookies 144 net/ipv6/syncookies.c if (!sock_net(sk)->ipv4.sysctl_tcp_syncookies || !th->ack || th->rst)