diff options
| -rw-r--r-- | src/vnet/ipsec/ipsec_if_in.c | 13 |
1 files changed, 9 insertions, 4 deletions
diff --git a/src/vnet/ipsec/ipsec_if_in.c b/src/vnet/ipsec/ipsec_if_in.c index 4e93725b97c..76dbca21858 100644 --- a/src/vnet/ipsec/ipsec_if_in.c +++ b/src/vnet/ipsec/ipsec_if_in.c @@ -149,6 +149,7 @@ ipsec_if_input_inline (vlib_main_t * vm, vlib_node_runtime_t * node, esp_header_t *esp0, *esp1; u32 len0, len1; u16 buf_adv0, buf_adv1; + u16 buf_rewind0, buf_rewind1; u32 tid0, tid1; ipsec_tunnel_if_t *t0, *t1; ipsec4_tunnel_key_t key40, key41; @@ -185,11 +186,12 @@ ipsec_if_input_inline (vlib_main_t * vm, vlib_node_runtime_t * node, (esp_header_t *) ((u8 *) ip40 + ip4_header_bytes (ip40) + sizeof (udp_header_t)); buf_adv0 = 0; + buf_rewind0 = ip4_header_bytes (ip40) + sizeof (udp_header_t); } else { esp0 = (esp_header_t *) ((u8 *) ip40 + ip4_header_bytes (ip40)); - buf_adv0 = ip4_header_bytes (ip40); + buf_rewind0 = buf_adv0 = ip4_header_bytes (ip40); } /* NAT UDP port 4500 case, don't advance any more */ if (ip41->protocol == IP_PROTOCOL_UDP) @@ -198,11 +200,12 @@ ipsec_if_input_inline (vlib_main_t * vm, vlib_node_runtime_t * node, (esp_header_t *) ((u8 *) ip41 + ip4_header_bytes (ip41) + sizeof (udp_header_t)); buf_adv1 = 0; + buf_rewind1 = ip4_header_bytes (ip40) + sizeof (udp_header_t); } else { esp1 = (esp_header_t *) ((u8 *) ip41 + ip4_header_bytes (ip41)); - buf_adv1 = ip4_header_bytes (ip41); + buf_rewind1 = buf_adv1 = ip4_header_bytes (ip41); } } @@ -262,7 +265,8 @@ ipsec_if_input_inline (vlib_main_t * vm, vlib_node_runtime_t * node, else { next[0] = - ipsec_ip4_if_no_tunnel (node, b[0], esp0, ip40, buf_adv0); + ipsec_ip4_if_no_tunnel (node, b[0], esp0, ip40, + buf_rewind0); n_no_tunnel++; goto pkt1; } @@ -358,7 +362,8 @@ ipsec_if_input_inline (vlib_main_t * vm, vlib_node_runtime_t * node, else { next[1] = - ipsec_ip4_if_no_tunnel (node, b[1], esp1, ip41, buf_adv1); + ipsec_ip4_if_no_tunnel (node, b[1], esp1, ip41, + buf_rewind1); n_no_tunnel++; goto trace1; } |