taglinefilesource code
ip_send_check277drivers/net/new_tunnel.cip_send_check(iph);
ip_send_check102include/net/ip.hextern void    ip_send_check(struct iphdr *ip);
ip_send_check65net/ipv4/ip_forward.cip_send_check(iph);
ip_send_check404net/ipv4/ip_forward.cip_send_check(iph);
ip_send_check509net/ipv4/ip_fw.cip_send_check(ip);
ip_send_check912net/ipv4/ip_fw.cip_send_check(iph);
ip_send_check1018net/ipv4/ip_fw.cip_send_check(iph);
ip_send_check407net/ipv4/ip_output.cip_send_check(iph);
ip_send_check277net/ipv4/tcp_output.cip_send_check(iph);
ip_send_check387net/ipv4/tcp_output.cip_send_check(iph);