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authorDavid S. Miller <davem@davemloft.net>2010-07-28 00:01:35 -0400
committerDavid S. Miller <davem@davemloft.net>2010-07-28 00:01:35 -0400
commitbb7e95c8fd859922c6cf3ebbb3a8546007df1748 (patch)
tree58b54c6306ba168b76f25cc6dc9a2d1d2eb830a7 /drivers/net/macvtap.c
parentb8bc0421ab7f83712a0a8ef7eb05fa73ec53c027 (diff)
parent5447080cfa3c77154498dfbf225367ac85b4c2b5 (diff)
Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6
Conflicts: drivers/net/bnx2x_main.c Merge bnx2x bug fixes in by hand... :-/ Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/macvtap.c')
-rw-r--r--drivers/net/macvtap.c18
1 files changed, 16 insertions, 2 deletions
diff --git a/drivers/net/macvtap.c b/drivers/net/macvtap.c
index 2b4d59b58b2c..3b1c54a9c6ef 100644
--- a/drivers/net/macvtap.c
+++ b/drivers/net/macvtap.c
@@ -180,11 +180,18 @@ static int macvtap_forward(struct net_device *dev, struct sk_buff *skb)
180{ 180{
181 struct macvtap_queue *q = macvtap_get_queue(dev, skb); 181 struct macvtap_queue *q = macvtap_get_queue(dev, skb);
182 if (!q) 182 if (!q)
183 return -ENOLINK; 183 goto drop;
184
185 if (skb_queue_len(&q->sk.sk_receive_queue) >= dev->tx_queue_len)
186 goto drop;
184 187
185 skb_queue_tail(&q->sk.sk_receive_queue, skb); 188 skb_queue_tail(&q->sk.sk_receive_queue, skb);
186 wake_up_interruptible_poll(sk_sleep(&q->sk), POLLIN | POLLRDNORM | POLLRDBAND); 189 wake_up_interruptible_poll(sk_sleep(&q->sk), POLLIN | POLLRDNORM | POLLRDBAND);
187 return 0; 190 return NET_RX_SUCCESS;
191
192drop:
193 kfree_skb(skb);
194 return NET_RX_DROP;
188} 195}
189 196
190/* 197/*
@@ -235,8 +242,15 @@ static void macvtap_dellink(struct net_device *dev,
235 macvlan_dellink(dev, head); 242 macvlan_dellink(dev, head);
236} 243}
237 244
245static void macvtap_setup(struct net_device *dev)
246{
247 macvlan_common_setup(dev);
248 dev->tx_queue_len = TUN_READQ_SIZE;
249}
250
238static struct rtnl_link_ops macvtap_link_ops __read_mostly = { 251static struct rtnl_link_ops macvtap_link_ops __read_mostly = {
239 .kind = "macvtap", 252 .kind = "macvtap",
253 .setup = macvtap_setup,
240 .newlink = macvtap_newlink, 254 .newlink = macvtap_newlink,
241 .dellink = macvtap_dellink, 255 .dellink = macvtap_dellink,
242}; 256};