Commit 1ddef044 authored by YOSHIFUJI Hideaki's avatar YOSHIFUJI Hideaki Committed by David S. Miller

[IPV6]: ROUTE: Clean up rt6_select() code path in ip6_route_{intput,output}().

Signed-off-by: default avatarYOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 118f8c16
......@@ -426,18 +426,12 @@ void ip6_route_input(struct sk_buff *skb)
restart:
rt = fn->leaf;
if ((rt->rt6i_flags & RTF_CACHE)) {
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_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();
if ((rt->rt6i_flags & RTF_CACHE))
goto out;
dst_hold(&rt->u.dst);
read_unlock_bh(&rt6_lock);
......@@ -498,25 +492,12 @@ struct dst_entry * ip6_route_output(struct sock *sk, struct flowi *fl)
fn = fib6_lookup(&ip6_routing_table, &fl->fl6_dst, &fl->fl6_src);
restart:
rt = fn->leaf;
if ((rt->rt6i_flags & RTF_CACHE)) {
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();
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();
if ((rt->rt6i_flags & RTF_CACHE))
goto out;
}
if (rt->rt6i_flags & RTF_DEFAULT) {
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);
} else {
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();
}
dst_hold(&rt->u.dst);
read_unlock_bh(&rt6_lock);
......
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