From 118f8c1654b8f2e79fa0eb8b2d84283ab62a5498 Mon Sep 17 00:00:00 2001 From: YOSHIFUJI Hideaki Date: Mon, 20 Mar 2006 17:01:06 -0800 Subject: [PATCH] [IPV6]: ROUTE: Try selecting better route for non-default routes as well. Signed-off-by: YOSHIFUJI Hideaki Signed-off-by: David S. Miller --- net/ipv6/route.c | 18 +++++++++++++----- 1 file changed, 13 insertions(+), 5 deletions(-) diff --git a/net/ipv6/route.c b/net/ipv6/route.c index ea6eb44618..605e6f14d6 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(); } -- 2.39.5