Commit 285ec2fe authored by Eric Dumazet's avatar Eric Dumazet Committed by Jakub Kicinski
Browse files

l2tp: add netns refcount tracker to l2tp_dfs_seq_data 



Signed-off-by: default avatarEric Dumazet <edumazet@google.com>
Signed-off-by: default avatarJakub Kicinski <kuba@kernel.org>
parent dbdcda63

net/l2tp/l2tp_debugfs.c

+5 −4
Original line number Diff line number Diff line
@@ -33,6 +33,7 @@ static struct dentry *rootdir; 


struct l2tp_dfs_seq_data {

	struct net	*net;

	netns_tracker	ns_tracker;

	int tunnel_idx;			/* current tunnel */

	int session_idx;		/* index of session within current tunnel */

	struct l2tp_tunnel *tunnel;
@@ -281,7 +282,7 @@ static int l2tp_dfs_seq_open(struct inode *inode, struct file *file) 
		rc = PTR_ERR(pd->net);

		goto err_free_pd;

	}



	netns_tracker_alloc(pd->net, &pd->ns_tracker, GFP_KERNEL);

	rc = seq_open(file, &l2tp_dfs_seq_ops);

	if (rc)

		goto err_free_net;
@@ -293,7 +294,7 @@ static int l2tp_dfs_seq_open(struct inode *inode, struct file *file) 
	return rc;



err_free_net:

	put_net(pd->net);

	put_net_track(pd->net, &pd->ns_tracker);

err_free_pd:

	kfree(pd);

	goto out;
@@ -307,7 +308,7 @@ static int l2tp_dfs_seq_release(struct inode *inode, struct file *file) 
	seq = file->private_data;

	pd = seq->private;

	if (pd->net)

		put_net(pd->net);

		put_net_track(pd->net, &pd->ns_tracker);

	kfree(pd);

	seq_release(inode, file);