net/bnxt: fix resetting mbuf data offset

[ upstream commit 3cefa72 ]

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: 0958d8b ("net/bnxt: support LRO")

Signed-off-by: Ajit Khaparde <ajit.khaparde@broadcom.com>
Reviewed-by: Lance Richardson <lance.richardson@broadcom.com>

drivers/net/bnxt/bnxt_rxr.c

@@ -145,6 +145,7 @@ 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);