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authorPatrick McHardy <kaber@trash.net>2009-11-10 06:14:24 (GMT)
committerDavid S. Miller <davem@davemloft.net>2009-11-13 22:07:33 (GMT)
commitcbbef5e183079455763fc470ccf69008f92ab4b6 (patch)
tree04063bfe9498e622623ed3e46155bcbd9b18c9c0
parent572a9d7b6fc7f20f573664063324c086be310c42 (diff)
downloadlinux-cbbef5e183079455763fc470ccf69008f92ab4b6.tar.xz
vlan/macvlan: propagate transmission state to upper layers
Both vlan and macvlan devices usually don't use a qdisc and immediately queue packets to the underlying device. Propagate transmission state of the underlying device to the upper layers so they can react on congestion and/or inform the sending process. Signed-off-by: Patrick McHardy <kaber@trash.net> Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--drivers/net/macvlan.c2
-rw-r--r--net/8021q/vlan_dev.c4
2 files changed, 3 insertions, 3 deletions
diff --git a/drivers/net/macvlan.c b/drivers/net/macvlan.c
index d7dba3f..271aa7e 100644
--- a/drivers/net/macvlan.c
+++ b/drivers/net/macvlan.c
@@ -202,7 +202,7 @@ static netdev_tx_t macvlan_start_xmit(struct sk_buff *skb,
} else
txq->tx_dropped++;
- return NETDEV_TX_OK;
+ return ret;
}
static int macvlan_hard_header(struct sk_buff *skb, struct net_device *dev,
diff --git a/net/8021q/vlan_dev.c b/net/8021q/vlan_dev.c
index 790fd55..9159659 100644
--- a/net/8021q/vlan_dev.c
+++ b/net/8021q/vlan_dev.c
@@ -332,7 +332,7 @@ static netdev_tx_t vlan_dev_hard_start_xmit(struct sk_buff *skb,
} else
txq->tx_dropped++;
- return NETDEV_TX_OK;
+ return ret;
}
static netdev_tx_t vlan_dev_hwaccel_hard_start_xmit(struct sk_buff *skb,
@@ -358,7 +358,7 @@ static netdev_tx_t vlan_dev_hwaccel_hard_start_xmit(struct sk_buff *skb,
} else
txq->tx_dropped++;
- return NETDEV_TX_OK;
+ return ret;
}
static int vlan_dev_change_mtu(struct net_device *dev, int new_mtu)