net/bnxt: fix resetting mbuf data offset

Reset mbuf->data_off before handing the Rx packet to the application.
We were not doing this in the TPA path. It can cause applications
using this field for post processing to work incorrectly.

Fixes: 0958d8b6435d ("net/bnxt: support LRO")
Cc: stable@dpdk.org
Signed-off-by: Ajit Khaparde <ajit.khaparde@broadcom.com>
Reviewed-by: Lance Richardson <lance.richardson@broadcom.com>

diff --git a/drivers/net/bnxt/bnxt_rxr.c b/drivers/net/bnxt/bnxt_rxr.c
index 2645ed61f40208dbe2c78f56d1845b746df651af..4d0ab604f39cb24c001454580f415c502d04fd91 100644 (file)
--- a/drivers/net/bnxt/bnxt_rxr.c
+++ b/drivers/net/bnxt/bnxt_rxr.c
@@ -150,6 +150,7 @@ static void bnxt_tpa_start(struct bnxt_rx_queue *rxq,
        tpa_info->mbuf = mbuf;
        tpa_info->len = rte_le_to_cpu_32(tpa_start->len);
 
+       mbuf->data_off = RTE_PKTMBUF_HEADROOM;
        mbuf->nb_segs = 1;
        mbuf->next = NULL;
        mbuf->pkt_len = rte_le_to_cpu_32(tpa_start->len);