diff options
author | Simon Horman <horms@verge.net.au> | 2011-02-01 18:29:04 +0100 |
---|---|---|
committer | Patrick McHardy <kaber@trash.net> | 2011-02-01 18:29:04 +0100 |
commit | 0443929ff0ecc4d1e690edaffa338cabe0863d3b (patch) | |
tree | e2929aa684cbe25525356829bd60c5f5e3119199 /net | |
parent | a13676476e289ba03a23e27df130c7f33ab00e2f (diff) |
IPVS: Allow compilation with CONFIG_SYSCTL disabled
This is a rather naieve approach to allowing PVS to compile with
CONFIG_SYSCTL disabled. I am working on a more comprehensive patch which
will remove compilation of all sysctl-related IPVS code when CONFIG_SYSCTL
is disabled.
Reported-by: Randy Dunlap <randy.dunlap@oracle.com>
Signed-off-by: Simon Horman <horms@verge.net.au>
Acked-by: Randy Dunlap <randy.dunlap@oracle.com>
Signed-off-by: Hans Schillstrom <hans@schillstrom.com>
Tested-by: Hans Schillstrom <hans@schillstrom.com>
Signed-off-by: Patrick McHardy <kaber@trash.net>
Diffstat (limited to 'net')
-rw-r--r-- | net/netfilter/ipvs/ip_vs_ctl.c | 14 | ||||
-rw-r--r-- | net/netfilter/ipvs/ip_vs_lblc.c | 20 | ||||
-rw-r--r-- | net/netfilter/ipvs/ip_vs_lblcr.c | 20 |
3 files changed, 29 insertions, 25 deletions
diff --git a/net/netfilter/ipvs/ip_vs_ctl.c b/net/netfilter/ipvs/ip_vs_ctl.c index d7c2fa80cee3..c73b0c831a2d 100644 --- a/net/netfilter/ipvs/ip_vs_ctl.c +++ b/net/netfilter/ipvs/ip_vs_ctl.c @@ -3552,10 +3552,15 @@ int __net_init __ip_vs_control_init(struct net *net) tbl[idx++].data = &ipvs->sysctl_nat_icmp_send; +#ifdef CONFIG_SYSCTL ipvs->sysctl_hdr = register_net_sysctl_table(net, net_vs_ctl_path, tbl); - if (ipvs->sysctl_hdr == NULL) - goto err_reg; + if (ipvs->sysctl_hdr == NULL) { + if (!net_eq(net, &init_net)) + kfree(tbl); + goto err_dup; + } +#endif ip_vs_new_estimator(net, ipvs->tot_stats); ipvs->sysctl_tbl = tbl; /* Schedule defense work */ @@ -3563,9 +3568,6 @@ int __net_init __ip_vs_control_init(struct net *net) schedule_delayed_work(&ipvs->defense_work, DEFENSE_TIMER_PERIOD); return 0; -err_reg: - if (!net_eq(net, &init_net)) - kfree(tbl); err_dup: free_percpu(ipvs->cpustats); err_alloc: @@ -3581,7 +3583,9 @@ static void __net_exit __ip_vs_control_cleanup(struct net *net) ip_vs_kill_estimator(net, ipvs->tot_stats); cancel_delayed_work_sync(&ipvs->defense_work); cancel_work_sync(&ipvs->defense_work.work); +#ifdef CONFIG_SYSCTL unregister_net_sysctl_table(ipvs->sysctl_hdr); +#endif proc_net_remove(net, "ip_vs_stats_percpu"); proc_net_remove(net, "ip_vs_stats"); proc_net_remove(net, "ip_vs"); diff --git a/net/netfilter/ipvs/ip_vs_lblc.c b/net/netfilter/ipvs/ip_vs_lblc.c index d5bec3371871..00b5ffab3768 100644 --- a/net/netfilter/ipvs/ip_vs_lblc.c +++ b/net/netfilter/ipvs/ip_vs_lblc.c @@ -554,33 +554,33 @@ static int __net_init __ip_vs_lblc_init(struct net *net) sizeof(vs_vars_table), GFP_KERNEL); if (ipvs->lblc_ctl_table == NULL) - goto err_dup; + return -ENOMEM; } else ipvs->lblc_ctl_table = vs_vars_table; ipvs->sysctl_lblc_expiration = 24*60*60*HZ; ipvs->lblc_ctl_table[0].data = &ipvs->sysctl_lblc_expiration; +#ifdef CONFIG_SYSCTL ipvs->lblc_ctl_header = register_net_sysctl_table(net, net_vs_ctl_path, ipvs->lblc_ctl_table); - if (!ipvs->lblc_ctl_header) - goto err_reg; + if (!ipvs->lblc_ctl_header) { + if (!net_eq(net, &init_net)) + kfree(ipvs->lblc_ctl_table); + return -ENOMEM; + } +#endif return 0; - -err_reg: - if (!net_eq(net, &init_net)) - kfree(ipvs->lblc_ctl_table); - -err_dup: - return -ENOMEM; } static void __net_exit __ip_vs_lblc_exit(struct net *net) { struct netns_ipvs *ipvs = net_ipvs(net); +#ifdef CONFIG_SYSCTL unregister_net_sysctl_table(ipvs->lblc_ctl_header); +#endif if (!net_eq(net, &init_net)) kfree(ipvs->lblc_ctl_table); diff --git a/net/netfilter/ipvs/ip_vs_lblcr.c b/net/netfilter/ipvs/ip_vs_lblcr.c index 61ae8cfcf0b4..bfa25f1ea9e4 100644 --- a/net/netfilter/ipvs/ip_vs_lblcr.c +++ b/net/netfilter/ipvs/ip_vs_lblcr.c @@ -754,33 +754,33 @@ static int __net_init __ip_vs_lblcr_init(struct net *net) sizeof(vs_vars_table), GFP_KERNEL); if (ipvs->lblcr_ctl_table == NULL) - goto err_dup; + return -ENOMEM; } else ipvs->lblcr_ctl_table = vs_vars_table; ipvs->sysctl_lblcr_expiration = 24*60*60*HZ; ipvs->lblcr_ctl_table[0].data = &ipvs->sysctl_lblcr_expiration; +#ifdef CONFIG_SYSCTL ipvs->lblcr_ctl_header = register_net_sysctl_table(net, net_vs_ctl_path, ipvs->lblcr_ctl_table); - if (!ipvs->lblcr_ctl_header) - goto err_reg; + if (!ipvs->lblcr_ctl_header) { + if (!net_eq(net, &init_net)) + kfree(ipvs->lblcr_ctl_table); + return -ENOMEM; + } +#endif return 0; - -err_reg: - if (!net_eq(net, &init_net)) - kfree(ipvs->lblcr_ctl_table); - -err_dup: - return -ENOMEM; } static void __net_exit __ip_vs_lblcr_exit(struct net *net) { struct netns_ipvs *ipvs = net_ipvs(net); +#ifdef CONFIG_SYSCTL unregister_net_sysctl_table(ipvs->lblcr_ctl_header); +#endif if (!net_eq(net, &init_net)) kfree(ipvs->lblcr_ctl_table); |