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authorAmir Vadai <amirv@mellanox.co.il>2011-11-26 19:55:23 +0000
committerDavid S. Miller <davem@davemloft.net>2011-11-27 17:17:04 -0500
commitc140d769c2b6d87148203a78aa0d72595a19b2de (patch)
tree626a1b069ce7d1f8f26abdb582ac264b336235de /drivers/net/ethernet
parent60d6fe99e4a507f77b63c090eb8aacb67e21687a (diff)
net/mlx4_en: bug fix for the case of vlan id 0 and UP 0
When using vlan 0 and UP 0, vlan header wasn't placed. Signed-off-by: Amir Vadai <amirv@mellanox.co.il> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet')
-rw-r--r--drivers/net/ethernet/mellanox/mlx4/en_tx.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx4/en_tx.c b/drivers/net/ethernet/mellanox/mlx4/en_tx.c
index 807c2186548c..7e76862de355 100644
--- a/drivers/net/ethernet/mellanox/mlx4/en_tx.c
+++ b/drivers/net/ethernet/mellanox/mlx4/en_tx.c
@@ -566,7 +566,8 @@ static void build_inline_wqe(struct mlx4_en_tx_desc *tx_desc, struct sk_buff *sk
inl->byte_count = cpu_to_be32(1 << 31 | (skb->len - spc));
}
tx_desc->ctrl.vlan_tag = cpu_to_be16(*vlan_tag);
- tx_desc->ctrl.ins_vlan = MLX4_WQE_CTRL_INS_VLAN * !!(*vlan_tag);
+ tx_desc->ctrl.ins_vlan = MLX4_WQE_CTRL_INS_VLAN *
+ (!!vlan_tx_tag_present(skb));
tx_desc->ctrl.fence_size = (real_size / 16) & 0x3f;
}
@@ -677,7 +678,8 @@ netdev_tx_t mlx4_en_xmit(struct sk_buff *skb, struct net_device *dev)
/* Prepare ctrl segement apart opcode+ownership, which depends on
* whether LSO is used */
tx_desc->ctrl.vlan_tag = cpu_to_be16(vlan_tag);
- tx_desc->ctrl.ins_vlan = MLX4_WQE_CTRL_INS_VLAN * !!vlan_tag;
+ tx_desc->ctrl.ins_vlan = MLX4_WQE_CTRL_INS_VLAN *
+ !!vlan_tx_tag_present(skb);
tx_desc->ctrl.fence_size = (real_size / 16) & 0x3f;
tx_desc->ctrl.srcrb_flags = priv->ctrl_flags;
if (likely(skb->ip_summed == CHECKSUM_PARTIAL)) {