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Diffstat (limited to 'net/ipv6/mcast.c')
-rw-r--r--net/ipv6/mcast.c53
1 files changed, 38 insertions, 15 deletions
diff --git a/net/ipv6/mcast.c b/net/ipv6/mcast.c
index f2879056fab0..957ac7e9e929 100644
--- a/net/ipv6/mcast.c
+++ b/net/ipv6/mcast.c
@@ -2633,6 +2633,41 @@ static const struct file_operations igmp6_mcf_seq_fops = {
.llseek = seq_lseek,
.release = seq_release_net,
};
+
+static int igmp6_proc_init(struct net *net)
+{
+ int err;
+
+ err = -ENOMEM;
+ if (!proc_net_fops_create(net, "igmp6", S_IRUGO, &igmp6_mc_seq_fops))
+ goto out;
+ if (!proc_net_fops_create(net, "mcfilter6", S_IRUGO,
+ &igmp6_mcf_seq_fops))
+ goto out_proc_net_igmp6;
+
+ err = 0;
+out:
+ return err;
+
+out_proc_net_igmp6:
+ proc_net_remove(net, "igmp6");
+ goto out;
+}
+
+static void igmp6_proc_exit(struct net *net)
+{
+ proc_net_remove(net, "mcfilter6");
+ proc_net_remove(net, "igmp6");
+}
+#else
+static int igmp6_proc_init(struct net *net)
+{
+ return 0;
+}
+static void igmp6_proc_exit(struct net *net)
+{
+ ;
+}
#endif
static int igmp6_net_init(struct net *net)
@@ -2658,18 +2693,9 @@ static int igmp6_net_init(struct net *net)
np = inet6_sk(sk);
np->hop_limit = 1;
-#ifdef CONFIG_PROC_FS
- err = -ENOMEM;
- if (!proc_net_fops_create(net, "igmp6", S_IRUGO, &igmp6_mc_seq_fops))
- goto out_sock_create;
- if (!proc_net_fops_create(net, "mcfilter6", S_IRUGO,
- &igmp6_mcf_seq_fops)) {
- proc_net_remove(net, "igmp6");
+ err = igmp6_proc_init(net);
+ if (err)
goto out_sock_create;
- }
-#endif
-
- err = 0;
out:
return err;
@@ -2681,10 +2707,7 @@ out_sock_create:
static void igmp6_net_exit(struct net *net)
{
sk_release_kernel(net->ipv6.igmp_sk);
-#ifdef CONFIG_PROC_FS
- proc_net_remove(net, "mcfilter6");
- proc_net_remove(net, "igmp6");
-#endif
+ igmp6_proc_exit(net);
}
static struct pernet_operations igmp6_net_ops = {