From: Mohsin Kazmi <sykazmi@cisco.com>
Date: Fri, 3 Mar 2023 20:25:17 +0000 (+0000)
Subject: af_packet: fix the first packet offset
X-Git-Tag: v23.10-rc0~175
X-Git-Url: https://gerrit.fd.io/r/gitweb?a=commitdiff_plain;h=eb415414b494a8f07224c3fcdf877259aebcda2b;p=vpp.git

af_packet: fix the first packet offset

Type: fix

Signed-off-by: Mohsin Kazmi <sykazmi@cisco.com>
Change-Id: I927ba4e6f10ae4527f339a890c3a0de33a84b7eb
---

diff --git a/src/plugins/af_packet/node.c b/src/plugins/af_packet/node.c
index 0ea4b3dfea7..8612863a780 100644
--- a/src/plugins/af_packet/node.c
+++ b/src/plugins/af_packet/node.c
@@ -306,7 +306,7 @@ af_packet_v3_device_input_fn (vlib_main_t *vm, vlib_node_runtime_t *node,
       else
 	{
 	  num_pkts = bd->hdr.bh1.num_pkts;
-	  rx_frame_offset = sizeof (block_desc_t);
+	  rx_frame_offset = bd->hdr.bh1.offset_to_first_pkt;
 	  total++;
 
 	  if (TP_STATUS_BLK_TMO & bd->hdr.bh1.block_status)