1*67ba1b25SAsias He #include "kvm/uip.h" 2*67ba1b25SAsias He 3*67ba1b25SAsias He int uip_tx_do_ipv4(struct uip_tx_arg *arg) 4*67ba1b25SAsias He { 5*67ba1b25SAsias He struct uip_ip *ip; 6*67ba1b25SAsias He 7*67ba1b25SAsias He ip = (struct uip_ip *)(arg->eth); 8*67ba1b25SAsias He 9*67ba1b25SAsias He if (uip_ip_hdrlen(ip) != 20) { 10*67ba1b25SAsias He pr_warning("IP header length is not 20 bytes"); 11*67ba1b25SAsias He return -1; 12*67ba1b25SAsias He } 13*67ba1b25SAsias He 14*67ba1b25SAsias He return 0; 15*67ba1b25SAsias He } 16