IP_HDR_LEN         40 net/ipv4/inet_lro.c 	(ntohs(iph->tot_len) - IP_HDR_LEN(iph) - TCP_HDR_LEN(tcph))
IP_HDR_LEN        127 net/ipv4/inet_lro.c 					IP_HDR_LEN(iph), IPPROTO_TCP,
IP_HDR_LEN        481 net/ipv4/inet_lro.c 				+ IP_HDR_LEN(iph));