net/mlx4_en: Disable RFS when running in SRIOV mode

[karo-tx-linux.git] / drivers / net / ethernet / mellanox / mlx4 / en_netdev.c

diff --git a/drivers/net/ethernet/mellanox/mlx4/en_netdev.c b/drivers/net/ethernet/mellanox/mlx4/en_netdev.c
index 7fd0936967c4e981e82efbcb7f2dc5cdb293d708..995d4b6d5c1e924a870f3da67c6ce1b543b99a83 100644 (file)
--- a/drivers/net/ethernet/mellanox/mlx4/en_netdev.c
+++ b/drivers/net/ethernet/mellanox/mlx4/en_netdev.c
@@ -1833,9 +1833,11 @@ int mlx4_en_alloc_resources(struct mlx4_en_priv *priv)
        }
 
 #ifdef CONFIG_RFS_ACCEL
-       priv->dev->rx_cpu_rmap = alloc_irq_cpu_rmap(priv->mdev->dev->caps.comp_pool);
-       if (!priv->dev->rx_cpu_rmap)
-               goto err;
+       if (priv->mdev->dev->caps.comp_pool) {
+               priv->dev->rx_cpu_rmap = alloc_irq_cpu_rmap(priv->mdev->dev->caps.comp_pool);
+               if (!priv->dev->rx_cpu_rmap)
+                       goto err;
+       }
 #endif
 
        return 0;