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net/mlx5e: TLS, Read capabilities only when it is safe

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Read TLS caps from the core driver only when TLS is supported, i.e
mlx5_accel_is_tls_device returns true.

Fixes: 790af90c00 ("net/mlx5e: TLS, build TLS netdev from capabilities")
Change-Id: I5f21ff4d684901af487e366a7e0cf032b54ee9cf
Reported-by: Michal Kubecek <mkubecek@suse.cz>
Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>
Reviewed-by: Boris Pismenny <borisp@mellanox.com>
Reviewed-by: Tariq Toukan <tariqt@mellanox.com>
This commit is contained in:
Saeed Mahameed 2018-09-15 00:50:02 -07:00
parent 6b359d5550
commit 8f92e35aff
1 changed files with 2 additions and 1 deletions
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3
drivers/net/ethernet/mellanox/mlx5/core/en_accel/tls.c
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@ -183,12 +183,13 @@ static const struct tlsdev_ops mlx5e_tls_ops = {
void mlx5e_tls_build_netdev(struct mlx5e_priv *priv)
{
u32 caps = mlx5_accel_tls_device_caps(priv->mdev);
struct net_device *netdev = priv->netdev;
u32 caps;
if (!mlx5_accel_is_tls_device(priv->mdev))
return;
caps = mlx5_accel_tls_device_caps(priv->mdev);
if (caps & MLX5_ACCEL_TLS_TX) {
netdev->features |= NETIF_F_HW_TLS_TX;
netdev->hw_features |= NETIF_F_HW_TLS_TX;