From: "Eric W. Biederman" <ebiederm@xxxxxxxxxxxx>
Storte the value of net_ipvs in a variable named ipvs so that when
there are more users struct netns_ipvs in ip_vs_in_cmp and
ip_vs_in_icmp_v6 they won't need to compute the value again.
Signed-off-by: "Eric W. Biederman" <ebiederm@xxxxxxxxxxxx>
Acked-by: Julian Anastasov <ja@xxxxxx>
Signed-off-by: Simon Horman <horms@xxxxxxxxxxxx>
---
net/netfilter/ipvs/ip_vs_core.c | 8 ++++++--
1 file changed, 6 insertions(+), 2 deletions(-)
diff --git a/net/netfilter/ipvs/ip_vs_core.c b/net/netfilter/ipvs/ip_vs_core.c
index 787d561e200b..77dcd3ed27de 100644
--- a/net/netfilter/ipvs/ip_vs_core.c
+++ b/net/netfilter/ipvs/ip_vs_core.c
@@ -1403,6 +1403,7 @@ static int
ip_vs_in_icmp(struct sk_buff *skb, int *related, unsigned int hooknum)
{
struct net *net = NULL;
+ struct netns_ipvs *ipvs;
struct iphdr *iph;
struct icmphdr _icmph, *ic;
struct iphdr _ciph, *cih; /* The ip header contained within the ICMP */
@@ -1452,6 +1453,7 @@ ip_vs_in_icmp(struct sk_buff *skb, int *related, unsigned int hooknum)
return NF_ACCEPT; /* The packet looks wrong, ignore */
net = skb_net(skb);
+ ipvs = net_ipvs(net);
/* Special case for errors for IPIP packets */
ipip = false;
@@ -1493,7 +1495,7 @@ ip_vs_in_icmp(struct sk_buff *skb, int *related, unsigned int hooknum)
if (!cp) {
int v;
- if (!sysctl_schedule_icmp(net_ipvs(net)))
+ if (!sysctl_schedule_icmp(ipvs))
return NF_ACCEPT;
if (!ip_vs_try_to_schedule(AF_INET, skb, pd, &v, &cp, &ciph))
@@ -1589,6 +1591,7 @@ static int ip_vs_in_icmp_v6(struct sk_buff *skb, int *related,
unsigned int hooknum, struct ip_vs_iphdr *iph)
{
struct net *net = NULL;
+ struct netns_ipvs *ipvs;
struct icmp6hdr _icmph, *ic;
struct ip_vs_iphdr ciph = {.flags = 0, .fragoffs = 0};/*Contained IP */
struct ip_vs_conn *cp;
@@ -1629,6 +1632,7 @@ static int ip_vs_in_icmp_v6(struct sk_buff *skb, int *related,
return NF_ACCEPT;
net = skb_net(skb);
+ ipvs = net_ipvs(net);
pd = ip_vs_proto_data_get(net, ciph.protocol);
if (!pd)
return NF_ACCEPT;
@@ -1649,7 +1653,7 @@ static int ip_vs_in_icmp_v6(struct sk_buff *skb, int *related,
if (!cp) {
int v;
- if (!sysctl_schedule_icmp(net_ipvs(net)))
+ if (!sysctl_schedule_icmp(ipvs))
return NF_ACCEPT;
if (!ip_vs_try_to_schedule(AF_INET6, skb, pd, &v, &cp, &ciph))
--
2.1.4
--
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