ixgbe: fix number of segments with vector scattered Rx

Fixes: cf4b4708a88a (ixgbe: improve slow-path perf with vector scattered Rx)
Signed-off-by: Konstantin Ananyev <konstantin.ananyev@intel.com>
Acked-by: Wenzhuo Lu <wenzhuo.lu@intel.com>

diff --git a/drivers/net/ixgbe/ixgbe_rxtx_vec.c b/drivers/net/ixgbe/ixgbe_rxtx_vec.c
index 6c1647e5453667321ed919df268f18a50af35e37..1c16dec6b88950471f50324d7d36fb1f614da67f 100644 (file)
--- a/drivers/net/ixgbe/ixgbe_rxtx_vec.c
+++ b/drivers/net/ixgbe/ixgbe_rxtx_vec.c
@@ -497,6 +497,8 @@ reassemble_packets(struct ixgbe_rx_queue *rxq, struct rte_mbuf **rx_bufs,
                                else {
                                        /* free up last mbuf */
                                        struct rte_mbuf *secondlast = start;
+
+                                       start->nb_segs--;
                                        while (secondlast->next != end)
                                                secondlast = secondlast->next;
                                        secondlast->data_len -= (rxq->crc_len -