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authorYOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>2006-03-20 17:01:06 -0800
committerDavid S. Miller <davem@davemloft.net>2006-03-20 17:01:06 -0800
commit118f8c1654b8f2e79fa0eb8b2d84283ab62a5498 (patch)
tree50520da4c8ea580408b04d4e6ecd95c766c90d78 /net/ipv6
parent045927ff84c340da5442543e87be988fcde5a283 (diff)
downloadlinux-118f8c1654b8f2e79fa0eb8b2d84283ab62a5498.tar.bz2
[IPV6]: ROUTE: Try selecting better route for non-default routes as well.
Signed-off-by: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv6')
-rw-r--r--net/ipv6/route.c18
1 files changed, 13 insertions, 5 deletions
diff --git a/net/ipv6/route.c b/net/ipv6/route.c
index ea6eb44618e7..605e6f14d6ab 100644
--- a/net/ipv6/route.c
+++ b/net/ipv6/route.c
@@ -415,7 +415,7 @@ void ip6_route_input(struct sk_buff *skb)
int attempts = 3;
int err;
- strict = ipv6_addr_type(&skb->nh.ipv6h->daddr) & (IPV6_ADDR_MULTICAST|IPV6_ADDR_LINKLOCAL);
+ strict = ipv6_addr_type(&skb->nh.ipv6h->daddr) & (IPV6_ADDR_MULTICAST|IPV6_ADDR_LINKLOCAL) ? RT6_SELECT_F_IFACE : 0;
relookup:
read_lock_bh(&rt6_lock);
@@ -427,12 +427,16 @@ restart:
rt = fn->leaf;
if ((rt->rt6i_flags & RTF_CACHE)) {
- rt = rt6_device_match(rt, skb->dev->ifindex, strict);
+ rt = rt6_select(&fn->leaf, skb->dev->ifindex, strict | RT6_SELECT_F_REACHABLE);
+ if (rt == &ip6_null_entry)
+ rt = rt6_select(&fn->leaf, skb->dev->ifindex, strict);
BACKTRACK();
goto out;
}
- rt = rt6_device_match(rt, skb->dev->ifindex, strict);
+ rt = rt6_select(&fn->leaf, skb->dev->ifindex, strict | RT6_SELECT_F_REACHABLE);
+ if (rt == &ip6_null_entry)
+ rt = rt6_select(&fn->leaf, skb->dev->ifindex, strict);
BACKTRACK();
dst_hold(&rt->u.dst);
@@ -497,7 +501,9 @@ restart:
rt = fn->leaf;
if ((rt->rt6i_flags & RTF_CACHE)) {
- rt = rt6_device_match(rt, fl->oif, strict);
+ rt = rt6_select(&fn->leaf, fl->oif, strict | RT6_SELECT_F_REACHABLE);
+ if (rt == &ip6_null_entry)
+ rt = rt6_select(&fn->leaf, fl->oif, strict);
BACKTRACK();
goto out;
}
@@ -506,7 +512,9 @@ restart:
if (rt == &ip6_null_entry)
rt = rt6_select(&fn->leaf, fl->oif, strict);
} else {
- rt = rt6_device_match(rt, fl->oif, strict);
+ rt = rt6_select(&fn->leaf, fl->oif, strict | RT6_SELECT_F_REACHABLE);
+ if (rt == &ip6_null_entry)
+ rt = rt6_select(&fn->leaf, fl->oif, strict);
BACKTRACK();
}