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ipvs: Cache ipvs in ip_vs_genl_set_cmd

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Compute ipvs early in ip_vs_genl_set_cmd and use the cached value to
access ipvs->sync_state.

Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
Acked-by: Julian Anastasov <ja@ssi.bg>
Signed-off-by: Simon Horman <horms@verge.net.au>
This commit is contained in:
Eric W. Biederman 2015-09-21 13:01:55 -05:00 committed by Simon Horman
parent 8e743f1b45
commit cd58278bd4
1 changed files with 3 additions and 1 deletions
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4
net/netfilter/ipvs/ip_vs_ctl.c
View file

@ -3516,8 +3516,10 @@ static int ip_vs_genl_set_cmd(struct sk_buff *skb, struct genl_info *info)
int ret = 0, cmd;
int need_full_svc = 0, need_full_dest = 0;
struct net *net;
struct netns_ipvs *ipvs;
net = skb_sknet(skb);
ipvs = net_ipvs(net);
cmd = info->genlhdr->cmd;
mutex_lock(&__ip_vs_mutex);
@ -3579,7 +3581,7 @@ static int ip_vs_genl_set_cmd(struct sk_buff *skb, struct genl_info *info)
/* The synchronization protocol is incompatible
* with mixed family services
*/
if (net_ipvs(net)->sync_state) {
if (ipvs->sync_state) {
ret = -EINVAL;
goto out;
}