807 	int txfd = -1;  in gro_sender()  local
809 	txfd = socket(PF_PACKET, SOCK_RAW, IPPROTO_RAW);  in gro_sender()
810 	if (txfd < 0)  in gro_sender()
823 		send_data_pkts(txfd, &daddr, PAYLOAD_LEN, PAYLOAD_LEN);  in gro_sender()
824 		write_packet(txfd, fin_pkt, total_hdr_len, &daddr);  in gro_sender()
826 		send_data_pkts(txfd, &daddr, PAYLOAD_LEN, PAYLOAD_LEN / 2);  in gro_sender()
827 		write_packet(txfd, fin_pkt, total_hdr_len, &daddr);  in gro_sender()
829 		send_data_pkts(txfd, &daddr, PAYLOAD_LEN / 2, PAYLOAD_LEN);  in gro_sender()
830 		write_packet(txfd, fin_pkt, total_hdr_len, &daddr);  in gro_sender()
832 		send_ack(txfd, &daddr);  in gro_sender()
833 		write_packet(txfd, fin_pkt, total_hdr_len, &daddr);  in gro_sender()
835 		send_flags(txfd, &daddr, 1, 0, 0, 0);  in gro_sender()
836 		write_packet(txfd, fin_pkt, total_hdr_len, &daddr);  in gro_sender()
838 		send_flags(txfd, &daddr, 0, 1, 0, 0);  in gro_sender()
839 		write_packet(txfd, fin_pkt, total_hdr_len, &daddr);  in gro_sender()
841 		send_flags(txfd, &daddr, 0, 0, 1, 0);  in gro_sender()
842 		write_packet(txfd, fin_pkt, total_hdr_len, &daddr);  in gro_sender()
844 		send_flags(txfd, &daddr, 0, 0, 0, 1);  in gro_sender()
845 		write_packet(txfd, fin_pkt, total_hdr_len, &daddr);  in gro_sender()
847 		send_changed_checksum(txfd, &daddr);  in gro_sender()
848 		write_packet(txfd, fin_pkt, total_hdr_len, &daddr);  in gro_sender()
850 		send_changed_seq(txfd, &daddr);  in gro_sender()
851 		write_packet(txfd, fin_pkt, total_hdr_len, &daddr);  in gro_sender()
853 		send_changed_ts(txfd, &daddr);  in gro_sender()
854 		write_packet(txfd, fin_pkt, total_hdr_len, &daddr);  in gro_sender()
856 		send_diff_opt(txfd, &daddr);  in gro_sender()
857 		write_packet(txfd, fin_pkt, total_hdr_len, &daddr);  in gro_sender()
859 		send_changed_ECN(txfd, &daddr);  in gro_sender()
860 		write_packet(txfd, fin_pkt, total_hdr_len, &daddr);  in gro_sender()
862 		send_changed_tos(txfd, &daddr);  in gro_sender()
863 		write_packet(txfd, fin_pkt, total_hdr_len, &daddr);  in gro_sender()
870 			send_changed_ttl(txfd, &daddr);  in gro_sender()
871 			write_packet(txfd, fin_pkt, total_hdr_len, &daddr);  in gro_sender()
874 			send_ip_options(txfd, &daddr);  in gro_sender()
876 			write_packet(txfd, fin_pkt, total_hdr_len, &daddr);  in gro_sender()
879 			send_fragment4(txfd, &daddr);  in gro_sender()
881 			write_packet(txfd, fin_pkt, total_hdr_len, &daddr);  in gro_sender()
883 			send_fragment6(txfd, &daddr);  in gro_sender()
884 			write_packet(txfd, fin_pkt, total_hdr_len, &daddr);  in gro_sender()
894 		send_large(txfd, &daddr, remainder);  in gro_sender()
895 		write_packet(txfd, fin_pkt, total_hdr_len, &daddr);  in gro_sender()
897 		send_large(txfd, &daddr, remainder + 1);  in gro_sender()
898 		write_packet(txfd, fin_pkt, total_hdr_len, &daddr);  in gro_sender()
903 	if (close(txfd))  in gro_sender()