diff mbox series

[net,4/6] net/mlx5e: Fix error path for ethtool set-priv-flag

Message ID 20210322202524.68886-5-saeed@kernel.org (mailing list archive)
State Accepted
Commit 4eacfe72e3e037e3fc019113df32c39a705148c2
Delegated to: Netdev Maintainers
Headers show
Series [net,1/6] net/mlx5: Add back multicast stats for uplink representor | expand

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netdev/cc_maintainers fail 1 blamed authors not CCed: tariqt@mellanox.com; 3 maintainers not CCed: tariqt@mellanox.com linux-rdma@vger.kernel.org leon@kernel.org
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netdev/module_param success Was 0 now: 0
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netdev/checkpatch success total: 0 errors, 0 warnings, 0 checks, 18 lines checked
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Commit Message

Saeed Mahameed March 22, 2021, 8:25 p.m. UTC 
From: Aya Levin <ayal@nvidia.com>

Expose error value when failing to comply to command:
$ ethtool --set-priv-flags eth2 rx_cqe_compress [on/off]

Fixes: be7e87f92b58 ("net/mlx5e: Fail safe cqe compressing/moderation mode setting")
Signed-off-by: Aya Levin <ayal@nvidia.com>
Reviewed-by: Tariq Toukan <tariqt@nvidia.com>
Signed-off-by: Saeed Mahameed <saeedm@nvidia.com>
---
 drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c b/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c
index 0e059d5c57ac..f5f2a8fd0046 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c
@@ -1887,6 +1887,7 @@  static int set_pflag_rx_cqe_compress(struct net_device *netdev,
 {
 	struct mlx5e_priv *priv = netdev_priv(netdev);
 	struct mlx5_core_dev *mdev = priv->mdev;
+	int err;
 
 	if (!MLX5_CAP_GEN(mdev, cqe_compression))
 		return -EOPNOTSUPP;
@@ -1896,7 +1897,10 @@  static int set_pflag_rx_cqe_compress(struct net_device *netdev,
 		return -EINVAL;
 	}
 
-	mlx5e_modify_rx_cqe_compression_locked(priv, enable);
+	err = mlx5e_modify_rx_cqe_compression_locked(priv, enable);
+	if (err)
+		return err;
+
 	priv->channels.params.rx_cqe_compress_def = enable;
 
 	return 0;