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ipvs: no need to update skb route entry for local destination packets. 

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@126.com>
Acked-by: Julian Anastasov <ja@ssi.bg>
Signed-off-by: Simon Horman <horms@verge.net.au>
This commit is contained in:
zhang kai 2019-09-30 13:14:55 +08:00 committed by Simon Horman
parent f8615bf8a3
commit c09b8970fb
1 changed files with 6 additions and 12 deletions
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18
net/netfilter/ipvs/ip_vs_xmit.c
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@ -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;