ipvs: Eliminate rt->rt_dst usage in __ip_vs_get_out_rt().
We can simply track what destination address is used based upon which code block is taken at the top of the function. Signed-off-by: David S. Miller <davem@davemloft.net>
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@ -110,6 +110,7 @@ __ip_vs_get_out_rt(struct sk_buff *skb, struct ip_vs_dest *dest,
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&dest->addr.ip,
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atomic_read(&rt->dst.__refcnt), rtos);
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}
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daddr = dest->addr.ip;
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spin_unlock(&dest->dst_lock);
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} else {
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rt = ip_route_output(net, daddr, 0, rtos, 0);
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@ -125,7 +126,7 @@ __ip_vs_get_out_rt(struct sk_buff *skb, struct ip_vs_dest *dest,
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rt_mode)) {
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IP_VS_DBG_RL("Stopping traffic to %s address, dest: %pI4\n",
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(rt->rt_flags & RTCF_LOCAL) ?
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"local":"non-local", &rt->rt_dst);
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"local":"non-local", &daddr);
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ip_rt_put(rt);
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return NULL;
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}
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@ -133,14 +134,14 @@ __ip_vs_get_out_rt(struct sk_buff *skb, struct ip_vs_dest *dest,
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!((ort = skb_rtable(skb)) && ort->rt_flags & RTCF_LOCAL)) {
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IP_VS_DBG_RL("Redirect from non-local address %pI4 to local "
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"requires NAT method, dest: %pI4\n",
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&ip_hdr(skb)->daddr, &rt->rt_dst);
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&ip_hdr(skb)->daddr, &daddr);
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ip_rt_put(rt);
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return NULL;
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}
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if (unlikely(!local && ipv4_is_loopback(ip_hdr(skb)->saddr))) {
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IP_VS_DBG_RL("Stopping traffic from loopback address %pI4 "
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"to non-local address, dest: %pI4\n",
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&ip_hdr(skb)->saddr, &rt->rt_dst);
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&ip_hdr(skb)->saddr, &daddr);
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ip_rt_put(rt);
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return NULL;
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}
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