[dpdk-dev] [PATCH 3/3] net/mlx5: fix traffic restart function to return errors

[Nelio Laranjeiro <nelio.laranjeiro@6wind.com>]

priv_dev_traffic_restart() was considering nothing could fail whereas it
can.

Fixes: 272733b5ebfd ("net/mlx5: use flow to enable unicast traffic")
Cc: stable@dpdk.org

Signed-off-by: Nelio Laranjeiro <nelio.laranjeiro@6wind.com>
Acked-by: Yongseok Koh <yskoh@mellanox.com>
---
 drivers/net/mlx5/mlx5_trigger.c | 10 +++++++---
 1 file changed, 7 insertions(+), 3 deletions(-)

diff --git a/drivers/net/mlx5/mlx5_trigger.c b/drivers/net/mlx5/mlx5_trigger.c
index 2918ba0e9..2895e57e7 100644
--- a/drivers/net/mlx5/mlx5_trigger.c
+++ b/drivers/net/mlx5/mlx5_trigger.c
@@ -391,11 +391,15 @@ priv_dev_traffic_disable(struct priv *priv, struct rte_eth_dev *dev)
 int
 priv_dev_traffic_restart(struct priv *priv, struct rte_eth_dev *dev)
 {
+	int ret = 0;
+
 	if (dev->data->dev_started) {
-		priv_dev_traffic_disable(priv, dev);
-		priv_dev_traffic_enable(priv, dev);
+		ret = priv_dev_traffic_disable(priv, dev);
+		if (ret)
+			return ret;
+		ret = priv_dev_traffic_enable(priv, dev);
 	}
-	return 0;
+	return ret;
 }
 
 /**
-- 
2.11.0