netns xfrm: /proc/net/xfrm_stat in netns

Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 12 insertions, 14 deletions

diff --git a/net/xfrm/xfrm_proc.c b/net/xfrm/xfrm_proc.c
index 27a2ab92d87..284eaef1dbf 100644
--- a/net/xfrm/xfrm_proc.c
+++ b/net/xfrm/xfrm_proc.c
@@ -59,17 +59,18 @@ fold_field(void *mib[], int offt)
 
 static int xfrm_statistics_seq_show(struct seq_file *seq, void *v)
 {
+	struct net *net = seq->private;
 	int i;
 	for (i=0; xfrm_mib_list[i].name; i++)
 		seq_printf(seq, "%-24s\t%lu\n", xfrm_mib_list[i].name,
-			   fold_field((void **)init_net.mib.xfrm_statistics,
+			   fold_field((void **)net->mib.xfrm_statistics,
 				      xfrm_mib_list[i].entry));
 	return 0;
 }
 
 static int xfrm_statistics_seq_open(struct inode *inode, struct file *file)
 {
-	return single_open(file, xfrm_statistics_seq_show, NULL);
+	return single_open_net(inode, file, xfrm_statistics_seq_show);
 }
 
 static struct file_operations xfrm_statistics_seq_fops = {
@@ -77,21 +78,18 @@ static struct file_operations xfrm_statistics_seq_fops = {
 	.open	 = xfrm_statistics_seq_open,
 	.read	 = seq_read,
 	.llseek	 = seq_lseek,
-	.release = single_release,
+	.release = single_release_net,
 };
 
-int __init xfrm_proc_init(void)
+int __net_init xfrm_proc_init(struct net *net)
 {
-	int rc = 0;
-
-	if (!proc_net_fops_create(&init_net, "xfrm_stat", S_IRUGO,
+	if (!proc_net_fops_create(net, "xfrm_stat", S_IRUGO,
 				  &xfrm_statistics_seq_fops))
-		goto stat_fail;
-
- out:
-	return rc;
+		return -ENOMEM;
+	return 0;
+}
 
- stat_fail:
-	rc = -ENOMEM;
-	goto out;
+void xfrm_proc_fini(struct net *net)
+{
+	proc_net_remove(net, "xfrm_stat");
 }