[net 2/4] net/mlx5e: Fix wrong error code return on FEC query failure

[Saeed Mahameed]

From: Shay Agroskin <sha...@mellanox.com>

Advertised and configured FEC query failure resulted in printing
wrong error code.

Fixes: 6cfa94605091 ("net/mlx5e: Ethtool driver callback for query/set FEC 
policy")
Signed-off-by: Shay Agroskin <sha...@mellanox.com>
Reported-by: Or Gerlitz <ogerl...@mellanox.com>
Signed-off-by: Saeed Mahameed <sae...@mellanox.com>
---
 drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c 
b/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c
index c9df08133718..3bbccead2f63 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c
@@ -844,9 +844,12 @@ int mlx5e_ethtool_get_link_ksettings(struct mlx5e_priv 
*priv,
        ethtool_link_ksettings_add_link_mode(link_ksettings, supported,
                                             Autoneg);
 
-       if (get_fec_supported_advertised(mdev, link_ksettings))
+       err = get_fec_supported_advertised(mdev, link_ksettings);
+       if (err) {
                netdev_dbg(priv->netdev, "%s: FEC caps query failed: %d\n",
                           __func__, err);
+               err = 0; /* don't fail caps query because of FEC error */
+       }
 
        if (!an_disable_admin)
                ethtool_link_ksettings_add_link_mode(link_ksettings,
-- 
2.20.1