net/e1000: fix returned number of available Rx descriptors

Fixes: 0f6b7c7f7a37 ("igb: use DD bit to count RX available descriptors")
Signed-off-by: Ali Volkan Atli <volkan.atli@argela.com.tr>
Acked-by: Ferruh Yigit <ferruh.yigit@intel.com>

diff --git a/drivers/net/e1000/igb_rxtx.c b/drivers/net/e1000/igb_rxtx.c
index a47c640a6436b58079b715f9ef7c3982ff5be470..e8f9933c7457a1abd24cfa7ab19181e87f9892dc 100644 (file)
--- a/drivers/net/e1000/igb_rxtx.c
+++ b/drivers/net/e1000/igb_rxtx.c
@@ -1527,7 +1527,7 @@ eth_igb_rx_queue_count(struct rte_eth_dev *dev, uint16_t rx_queue_id)
                                desc - rxq->nb_rx_desc]);
        }
 
-       return 0;
+       return desc;
 }
 
 int