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path: root/drivers/net/mlx4/en_tx.c
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Diffstat (limited to 'drivers/net/mlx4/en_tx.c')
-rw-r--r--drivers/net/mlx4/en_tx.c29
1 files changed, 7 insertions, 22 deletions
diff --git a/drivers/net/mlx4/en_tx.c b/drivers/net/mlx4/en_tx.c
index 5dc7466ad035..08c43f2ae72b 100644
--- a/drivers/net/mlx4/en_tx.c
+++ b/drivers/net/mlx4/en_tx.c
@@ -515,16 +515,9 @@ static int get_real_size(struct sk_buff *skb, struct net_device *dev,
else {
if (netif_msg_tx_err(priv))
en_warn(priv, "Non-linear headers\n");
- dev_kfree_skb_any(skb);
return 0;
}
}
- if (unlikely(*lso_header_size > MAX_LSO_HDR_SIZE)) {
- if (netif_msg_tx_err(priv))
- en_warn(priv, "LSO header size too big\n");
- dev_kfree_skb_any(skb);
- return 0;
- }
} else {
*lso_header_size = 0;
if (!is_inline(skb, NULL))
@@ -616,13 +609,9 @@ int mlx4_en_xmit(struct sk_buff *skb, struct net_device *dev)
int lso_header_size;
void *fragptr;
- if (unlikely(!skb->len)) {
- dev_kfree_skb_any(skb);
- return NETDEV_TX_OK;
- }
real_size = get_real_size(skb, dev, &lso_header_size);
if (unlikely(!real_size))
- return NETDEV_TX_OK;
+ goto tx_drop;
/* Allign descriptor to TXBB size */
desc_size = ALIGN(real_size, TXBB_SIZE);
@@ -630,8 +619,7 @@ int mlx4_en_xmit(struct sk_buff *skb, struct net_device *dev)
if (unlikely(nr_txbb > MAX_DESC_TXBBS)) {
if (netif_msg_tx_err(priv))
en_warn(priv, "Oversized header or SG list\n");
- dev_kfree_skb_any(skb);
- return NETDEV_TX_OK;
+ goto tx_drop;
}
tx_ind = skb->queue_mapping;
@@ -653,14 +641,6 @@ int mlx4_en_xmit(struct sk_buff *skb, struct net_device *dev)
return NETDEV_TX_BUSY;
}
- /* Now that we know what Tx ring to use */
- if (unlikely(!priv->port_up)) {
- if (netif_msg_tx_err(priv))
- en_warn(priv, "xmit: port down!\n");
- dev_kfree_skb_any(skb);
- return NETDEV_TX_OK;
- }
-
/* Track current inflight packets for performance analysis */
AVG_PERF_COUNTER(priv->pstats.inflight_avg,
(u32) (ring->prod - ring->cons - 1));
@@ -785,5 +765,10 @@ int mlx4_en_xmit(struct sk_buff *skb, struct net_device *dev)
mlx4_en_xmit_poll(priv, tx_ind);
return 0;
+
+tx_drop:
+ dev_kfree_skb_any(skb);
+ priv->stats.tx_dropped++;
+ return NETDEV_TX_OK;
}