IPVS: Add sysctl_sync_ver()

In preparation for not including sysctl_sync_ver in
struct netns_ipvs when CONFIG_SYCTL is not defined.

Signed-off-by: Simon Horman <horms@verge.net.au>

diff --git a/include/net/ip_vs.h b/include/net/ip_vs.h
index 253736d..687ef18 100644 (file)
--- a/include/net/ip_vs.h
+++ b/include/net/ip_vs.h
@@ -911,6 +911,7 @@ struct netns_ipvs {
 
 #define DEFAULT_SYNC_THRESHOLD 3
 #define DEFAULT_SYNC_PERIOD    50
+#define DEFAULT_SYNC_VER       1
 
 #ifdef CONFIG_SYSCTL
 
@@ -924,6 +925,11 @@ static inline int sysctl_sync_period(struct netns_ipvs *ipvs)
        return ipvs->sysctl_sync_threshold[1];
 }
 
+static inline int sysctl_sync_ver(struct netns_ipvs *ipvs)
+{
+       return ipvs->sysctl_sync_ver;
+}
+
 #else
 
 static inline int sysctl_sync_threshold(struct netns_ipvs *ipvs)
@@ -936,6 +942,11 @@ static inline int sysctl_sync_period(struct netns_ipvs *ipvs)
        return DEFAULT_SYNC_PERIOD;
 }
 
+static inline int sysctl_sync_ver(struct netns_ipvs *ipvs)
+{
+       return DEFAULT_SYNC_VER;
+}
+
 #endif
 
 /*

diff --git a/net/netfilter/ipvs/ip_vs_sync.c b/net/netfilter/ipvs/ip_vs_sync.c
index e84987f..3e7961e 100644 (file)
--- a/net/netfilter/ipvs/ip_vs_sync.c
+++ b/net/netfilter/ipvs/ip_vs_sync.c
@@ -394,7 +394,7 @@ void ip_vs_sync_switch_mode(struct net *net, int mode)
 
        if (!(ipvs->sync_state & IP_VS_STATE_MASTER))
                return;
-       if (mode == ipvs->sysctl_sync_ver || !ipvs->sync_buff)
+       if (mode == sysctl_sync_ver(ipvs) || !ipvs->sync_buff)
                return;
 
        spin_lock_bh(&ipvs->sync_buff_lock);
@@ -521,7 +521,7 @@ void ip_vs_sync_conn(struct net *net, struct ip_vs_conn *cp)
        unsigned int len, pe_name_len, pad;
 
        /* Handle old version of the protocol */
-       if (ipvs->sysctl_sync_ver == 0) {
+       if (sysctl_sync_ver(ipvs) == 0) {
                ip_vs_sync_conn_v0(net, cp);
                return;
        }