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Message-Id: <20191026114733.28111-9-pablo@netfilter.org>
Date: Sat, 26 Oct 2019 13:47:10 +0200
From: Pablo Neira Ayuso <pablo@...filter.org>
To: netfilter-devel@...r.kernel.org
Cc: davem@...emloft.net, netdev@...r.kernel.org
Subject: [PATCH 08/31] ipvs: no need to update skb route entry for local destination packets.
From: zhang kai <zhangkaiheb@....com>
In the end of function __ip_vs_get_out_rt/__ip_vs_get_out_rt_v6,the
'local' variable is always zero.
Signed-off-by: zhang kai <zhangkaiheb@....com>
Acked-by: Julian Anastasov <ja@....bg>
Signed-off-by: Simon Horman <horms@...ge.net.au>
---
net/netfilter/ipvs/ip_vs_xmit.c | 18 ++++++------------
1 file changed, 6 insertions(+), 12 deletions(-)
diff --git a/net/netfilter/ipvs/ip_vs_xmit.c b/net/netfilter/ipvs/ip_vs_xmit.c
index 888d3068a492..b1e300f8881b 100644
--- a/net/netfilter/ipvs/ip_vs_xmit.c
+++ b/net/netfilter/ipvs/ip_vs_xmit.c
@@ -407,12 +407,9 @@ __ip_vs_get_out_rt(struct netns_ipvs *ipvs, int skb_af, struct sk_buff *skb,
goto err_put;
skb_dst_drop(skb);
- if (noref) {
- if (!local)
- skb_dst_set_noref(skb, &rt->dst);
- else
- skb_dst_set(skb, dst_clone(&rt->dst));
- } else
+ if (noref)
+ skb_dst_set_noref(skb, &rt->dst);
+ else
skb_dst_set(skb, &rt->dst);
return local;
@@ -574,12 +571,9 @@ __ip_vs_get_out_rt_v6(struct netns_ipvs *ipvs, int skb_af, struct sk_buff *skb,
goto err_put;
skb_dst_drop(skb);
- if (noref) {
- if (!local)
- skb_dst_set_noref(skb, &rt->dst);
- else
- skb_dst_set(skb, dst_clone(&rt->dst));
- } else
+ if (noref)
+ skb_dst_set_noref(skb, &rt->dst);
+ else
skb_dst_set(skb, &rt->dst);
return local;
--
2.11.0
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