xfrm4_rcv_spi 175 net/ipv4/xfrm4_input.c return xfrm4_rcv_spi(skb, ip_hdr(skb)->protocol, 0); xfrm4_rcv_spi 56 net/ipv4/xfrm4_tunnel.c return xfrm4_rcv_spi(skb, IPPROTO_IPIP, ip_hdr(skb)->saddr);