examples/ipsec-secgw: fix IPv6 payload length

[dpdk.git] / examples / ipsec-secgw / esp.c

diff --git a/examples/ipsec-secgw/esp.c b/examples/ipsec-secgw/esp.c
index 56ad7a0..063e63f 100644 (file)
--- a/examples/ipsec-secgw/esp.c
+++ b/examples/ipsec-secgw/esp.c
@@ -211,7 +211,8 @@ esp_inbound_post(struct rte_mbuf *m, struct ipsec_sa *sa,
                        /* XXX No option headers supported */
                        memmove(ip6, ip, sizeof(struct ip6_hdr));
                        ip6->ip6_nxt = *nexthdr;
-                       ip6->ip6_plen = htons(rte_pktmbuf_data_len(m));
+                       ip6->ip6_plen = htons(rte_pktmbuf_data_len(m) -
+                                             sizeof(struct ip6_hdr));
                }
        } else
                ipip_inbound(m, sizeof(struct esp_hdr) + sa->iv_len);
@@ -313,7 +314,8 @@ esp_outbound(struct rte_mbuf *m, struct ipsec_sa *sa,
                } else {
                        ip6 = (struct ip6_hdr *)new_ip;
                        ip6->ip6_nxt = IPPROTO_ESP;
-                       ip6->ip6_plen = htons(rte_pktmbuf_data_len(m));
+                       ip6->ip6_plen = htons(rte_pktmbuf_data_len(m) -
+                                             sizeof(struct ip6_hdr));
                }
        }