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ipv4: Make output route lookup return rtable directly.

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Instead of on the stack.

Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
David S. Miller
2011-03-02 14:31:35 -08:00
parent 452edd598f
commit b23dd4fe42
36 changed files with 267 additions and 224 deletions
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9
net/bridge/br_netfilter.c
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@@ -428,14 +428,15 @@ static int br_nf_pre_routing_finish(struct sk_buff *skb)
if (err != -EHOSTUNREACH || !in_dev || IN_DEV_FORWARD(in_dev))
goto free_skb;
if (!ip_route_output_key(dev_net(dev), &rt, &fl)) {
rt = ip_route_output_key(dev_net(dev), &fl);
if (!IS_ERR(rt)) {
/* - Bridged-and-DNAT'ed traffic doesn't
* require ip_forwarding. */
if (((struct dst_entry *)rt)->dev == dev) {
skb_dst_set(skb, (struct dst_entry *)rt);
if (rt->dst.dev == dev) {
skb_dst_set(skb, &rt->dst);
goto bridged_dnat;
}
dst_release((struct dst_entry *)rt);
ip_rt_put(rt);
}
free_skb:
kfree_skb(skb);