diff options
Diffstat (limited to 'src/plugins/flowprobe')
| -rw-r--r-- | src/plugins/flowprobe/node.c | 12 |
1 files changed, 7 insertions, 5 deletions
diff --git a/src/plugins/flowprobe/node.c b/src/plugins/flowprobe/node.c index 274ea388ccd..22bb6cea80a 100644 --- a/src/plugins/flowprobe/node.c +++ b/src/plugins/flowprobe/node.c @@ -384,9 +384,11 @@ add_to_flow_record_state (vlib_main_t *vm, vlib_node_runtime_t *node, flowprobe_record_t flags = fm->context[which].flags; bool collect_ip4 = false, collect_ip6 = false; ASSERT (b); - ethernet_header_t *eth = ethernet_buffer_get_header (b); + ethernet_header_t *eth = (direction == FLOW_DIRECTION_TX) ? + vlib_buffer_get_current (b) : + ethernet_buffer_get_header (b); u16 ethertype = clib_net_to_host_u16 (eth->type); - u16 l2_hdr_sz = sizeof (ethernet_header_t); + u16 l3_hdr_offset = (u8 *) eth - b->data + sizeof (ethernet_header_t); /* *INDENT-OFF* */ flowprobe_key_t k = {}; /* *INDENT-ON* */ @@ -423,13 +425,13 @@ add_to_flow_record_state (vlib_main_t *vm, vlib_node_runtime_t *node, while (clib_net_to_host_u16 (ethv->type) == ETHERNET_TYPE_VLAN) { ethv++; - l2_hdr_sz += sizeof (ethernet_vlan_header_tv_t); + l3_hdr_offset += sizeof (ethernet_vlan_header_tv_t); } k.ethertype = ethertype = clib_net_to_host_u16 ((ethv)->type); } if (collect_ip6 && ethertype == ETHERNET_TYPE_IP6) { - ip6 = (ip6_header_t *) (b->data + l2_hdr_sz); + ip6 = (ip6_header_t *) (b->data + l3_hdr_offset); if (flags & FLOW_RECORD_L3) { k.src_address.as_u64[0] = ip6->src_address.as_u64[0]; @@ -448,7 +450,7 @@ add_to_flow_record_state (vlib_main_t *vm, vlib_node_runtime_t *node, } if (collect_ip4 && ethertype == ETHERNET_TYPE_IP4) { - ip4 = (ip4_header_t *) (b->data + l2_hdr_sz); + ip4 = (ip4_header_t *) (b->data + l3_hdr_offset); if (flags & FLOW_RECORD_L3) { k.src_address.ip4.as_u32 = ip4->src_address.as_u32; |