4.1-stable review patch. If anyone has any objections, please let me know.
------------------
From: Eric Dumazet <edumazet@xxxxxxxxxx>
[ Upsteam commit 4671fc6d47e0a0108fe24a4d830347d6a6ef4aa7 ]
When changing rss key, we do not want to overwrite user provided key
by the one provided by netdev_rss_key_fill(), which is the host random
key generated at boot time.
Fixes: 947cbb0ac242 ("net/mlx4_en: Support for configurable RSS hash function")
Signed-off-by: Eric Dumazet <edumazet@xxxxxxxxxx>
Cc: Eyal Perry <eyalpe@xxxxxxxxxxxx>
CC: Amir Vadai <amirv@xxxxxxxxxxxx>
Acked-by: Or Gerlitz <ogerlitz@xxxxxxxxxxxx>
Signed-off-by: David S. Miller <davem@xxxxxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
drivers/net/ethernet/mellanox/mlx4/en_rx.c | 2 --
1 file changed, 2 deletions(-)
--- a/drivers/net/ethernet/mellanox/mlx4/en_rx.c
+++ b/drivers/net/ethernet/mellanox/mlx4/en_rx.c
@@ -1256,8 +1256,6 @@ int mlx4_en_config_rss_steer(struct mlx4
rss_context->hash_fn = MLX4_RSS_HASH_TOP;
memcpy(rss_context->rss_key, priv->rss_key,
MLX4_EN_RSS_KEY_SIZE);
- netdev_rss_key_fill(rss_context->rss_key,
- MLX4_EN_RSS_KEY_SIZE);
} else {
en_err(priv, "Unknown RSS hash function requested\n");
err = -EINVAL;
--
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