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Date:	Thu, 26 Jul 2012 10:21:16 +0300
From:	Or Gerlitz <ogerlitz@...lanox.com>
To:	davem@...emloft.net
Cc:	oren@...lanox.com, netdev@...r.kernel.org,
	Amir Vadai <amirv@...lanox.com>,
	Ben Hutchings <bhutchings@...arflare.com>,
	Or Gerlitz <ogerlitz@...lanox.com>
Subject: [PATCH net V1] net/mlx4_en: Limit the RFS filter IDs to be < RPS_NO_FILTER

From: Amir Vadai <amirv@...lanox.com>

RFS filter id can't have the special value RPS_NO_FILTER,
need to skip it when allocating id's.

CC: Ben Hutchings <bhutchings@...arflare.com>
Signed-off-by: Amir Vadai <amirv@...lanox.com>
Signed-off-by: Or Gerlitz <ogerlitz@...lanox.com>
---

changes from V0:

- only deal with RPS_NO_FILTER

 drivers/net/ethernet/mellanox/mlx4/en_netdev.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/drivers/net/ethernet/mellanox/mlx4/en_netdev.c b/drivers/net/ethernet/mellanox/mlx4/en_netdev.c
index 8864d8b..edd9cb8 100644
--- a/drivers/net/ethernet/mellanox/mlx4/en_netdev.c
+++ b/drivers/net/ethernet/mellanox/mlx4/en_netdev.c
@@ -201,7 +201,7 @@ mlx4_en_filter_alloc(struct mlx4_en_priv *priv, int rxq_index, __be32 src_ip,
 
 	filter->flow_id = flow_id;
 
-	filter->id = priv->last_filter_id++;
+	filter->id = priv->last_filter_id++ % RPS_NO_FILTER;
 
 	list_add_tail(&filter->next, &priv->filters);
 	hlist_add_head(&filter->filter_chain,
-- 
1.7.1

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