diff options
Diffstat (limited to 'net')
| -rw-r--r-- | net/ipv4/devinet.c | 17 |
1 files changed, 10 insertions, 7 deletions
diff --git a/net/ipv4/devinet.c b/net/ipv4/devinet.c index 44cb252d2f6..03db15b1030 100644 --- a/net/ipv4/devinet.c +++ b/net/ipv4/devinet.c @@ -1542,7 +1542,6 @@ static void devinet_sysctl_unregister(struct in_device *idev) __devinet_sysctl_unregister(&idev->cnf); neigh_sysctl_unregister(idev->arp_parms); } -#endif static struct ctl_table ctl_forward_entry[] = { { @@ -1565,18 +1564,20 @@ static __net_initdata struct ctl_path net_ipv4_path[] = { { .procname = "ipv4", .ctl_name = NET_IPV4, }, { }, }; +#endif static __net_init int devinet_init_net(struct net *net) { int err; - struct ctl_table *tbl; struct ipv4_devconf *all, *dflt; +#ifdef CONFIG_SYSCTL + struct ctl_table *tbl = ctl_forward_entry; struct ctl_table_header *forw_hdr; +#endif err = -ENOMEM; all = &ipv4_devconf; dflt = &ipv4_devconf_dflt; - tbl = ctl_forward_entry; if (net != &init_net) { all = kmemdup(all, sizeof(ipv4_devconf), GFP_KERNEL); @@ -1587,6 +1588,7 @@ static __net_init int devinet_init_net(struct net *net) if (dflt == NULL) goto err_alloc_dflt; +#ifdef CONFIG_SYSCTL tbl = kmemdup(tbl, sizeof(ctl_forward_entry), GFP_KERNEL); if (tbl == NULL) goto err_alloc_ctl; @@ -1594,6 +1596,7 @@ static __net_init int devinet_init_net(struct net *net) tbl[0].data = &all->data[NET_IPV4_CONF_FORWARDING - 1]; tbl[0].extra1 = all; tbl[0].extra2 = net; +#endif } #ifdef CONFIG_SYSCTL @@ -1611,9 +1614,9 @@ static __net_init int devinet_init_net(struct net *net) forw_hdr = register_net_sysctl_table(net, net_ipv4_path, tbl); if (forw_hdr == NULL) goto err_reg_ctl; + net->ipv4.forw_hdr = forw_hdr; #endif - net->ipv4.forw_hdr = forw_hdr; net->ipv4.devconf_all = all; net->ipv4.devconf_dflt = dflt; return 0; @@ -1626,8 +1629,8 @@ err_reg_dflt: err_reg_all: if (tbl != ctl_forward_entry) kfree(tbl); -#endif err_alloc_ctl: +#endif if (dflt != &ipv4_devconf_dflt) kfree(dflt); err_alloc_dflt: @@ -1639,15 +1642,15 @@ err_alloc_all: static __net_exit void devinet_exit_net(struct net *net) { +#ifdef CONFIG_SYSCTL struct ctl_table *tbl; tbl = net->ipv4.forw_hdr->ctl_table_arg; -#ifdef CONFIG_SYSCTL unregister_net_sysctl_table(net->ipv4.forw_hdr); __devinet_sysctl_unregister(net->ipv4.devconf_dflt); __devinet_sysctl_unregister(net->ipv4.devconf_all); -#endif kfree(tbl); +#endif kfree(net->ipv4.devconf_dflt); kfree(net->ipv4.devconf_all); } |