[dpdk-stable] [PATCH] net/iavf: fix Rx issue for scalar Rx functions

[beilei.xing at intel.com]

From: Beilei Xing <beilei.xing at intel.com>

The new allocated mbuf should be updated to the SW
ring.

Fixes: a2b29a7733ef ("net/avf: enable basic Rx Tx")
Fixes: b8b4c54ef9b0 ("net/iavf: support flexible Rx descriptor in normal path")
Cc: stable at dpdk.org

Signed-off-by: Beilei Xing <beilei.xing at intel.com>
---
 drivers/net/iavf/iavf_rxtx.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/drivers/net/iavf/iavf_rxtx.c b/drivers/net/iavf/iavf_rxtx.c
index 6a713df828..3aad050f19 100644
--- a/drivers/net/iavf/iavf_rxtx.c
+++ b/drivers/net/iavf/iavf_rxtx.c
@@ -1218,6 +1218,7 @@ iavf_recv_pkts(void *rx_queue, struct rte_mbuf **rx_pkts, uint16_t nb_pkts)
 		rxd = *rxdp;
 		nb_hold++;
 		rxe = rxq->sw_ring[rx_id];
+		rxq->sw_ring[rx_id] = nmb;
 		rx_id++;
 		if (unlikely(rx_id == rxq->nb_rx_desc))
 			rx_id = 0;
@@ -1323,6 +1324,7 @@ iavf_recv_pkts_flex_rxd(void *rx_queue,
 		rxd = *rxdp;
 		nb_hold++;
 		rxe = rxq->sw_ring[rx_id];
+		rxq->sw_ring[rx_id] = nmb;
 		rx_id++;
 		if (unlikely(rx_id == rxq->nb_rx_desc))
 			rx_id = 0;
@@ -1414,6 +1416,7 @@ iavf_recv_scattered_pkts_flex_rxd(void *rx_queue, struct rte_mbuf **rx_pkts,
 		rxd = *rxdp;
 		nb_hold++;
 		rxe = rxq->sw_ring[rx_id];
+		rxq->sw_ring[rx_id] = nmb;
 		rx_id++;
 		if (rx_id == rxq->nb_rx_desc)
 			rx_id = 0;
@@ -1567,6 +1570,7 @@ iavf_recv_scattered_pkts(void *rx_queue, struct rte_mbuf **rx_pkts,
 		rxd = *rxdp;
 		nb_hold++;
 		rxe = rxq->sw_ring[rx_id];
+		rxq->sw_ring[rx_id] = nmb;
 		rx_id++;
 		if (rx_id == rxq->nb_rx_desc)
 			rx_id = 0;
-- 
2.26.2