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

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:   Fri, 18 Jan 2019 16:25:21 -0800
From:   Saeed Mahameed <saeedm@...lanox.com>
To:     "David S. Miller" <davem@...emloft.net>
Cc:     netdev@...r.kernel.org, Shay Agroskin <shayag@...lanox.com>,
        Or Gerlitz <ogerlitz@...lanox.com>,
        Saeed Mahameed <saeedm@...lanox.com>
Subject: [net 2/4] net/mlx5e: Fix wrong error code return on FEC query failure

From: Shay Agroskin <shayag@...lanox.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 <shayag@...lanox.com>
Reported-by: Or Gerlitz <ogerlitz@...lanox.com>
Signed-off-by: Saeed Mahameed <saeedm@...lanox.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