From: Eric Dumazet <eric.dumazet@gmail.com>
To: "David S . Miller" <davem@davemloft.net>,
Jakub Kicinski <kuba@kernel.org>
Cc: netdev <netdev@vger.kernel.org>,
Eric Dumazet <edumazet@google.com>,
Eric Dumazet <eric.dumazet@gmail.com>
Subject: [PATCH V2 net-next 5/6] l2tp: add netns refcount tracker to l2tp_dfs_seq_data
Date: Thu, 9 Dec 2021 23:44:25 -0800 [thread overview]
Message-ID: <20211210074426.279563-6-eric.dumazet@gmail.com> (raw)
In-Reply-To: <20211210074426.279563-1-eric.dumazet@gmail.com>
From: Eric Dumazet <edumazet@google.com>
Signed-off-by: Eric Dumazet <edumazet@google.com>
---
net/l2tp/l2tp_debugfs.c | 9 +++++----
1 file changed, 5 insertions(+), 4 deletions(-)
diff --git a/net/l2tp/l2tp_debugfs.c b/net/l2tp/l2tp_debugfs.c
index acf6e1343b88e070004f422e00d8fc697b4e4130..9d1aafe75f92dd7643c6908b83f4eb60ea79b025 100644
--- a/net/l2tp/l2tp_debugfs.c
+++ b/net/l2tp/l2tp_debugfs.c
@@ -32,7 +32,8 @@
static struct dentry *rootdir;
struct l2tp_dfs_seq_data {
- struct net *net;
+ 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);
--
2.34.1.173.g76aa8bc2d0-goog
next prev parent reply other threads:[~2021-12-10 7:44 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-12-10 7:44 [PATCH V2 net-next 0/6] net: netns refcount tracking, base series Eric Dumazet
2021-12-10 7:44 ` [PATCH V2 net-next 1/6] net: add networking namespace refcount tracker Eric Dumazet
2021-12-10 7:44 ` [PATCH V2 net-next 2/6] net: add netns refcount tracker to struct sock Eric Dumazet
2021-12-10 7:44 ` [PATCH V2 net-next 3/6] net: add netns refcount tracker to struct seq_net_private Eric Dumazet
2021-12-10 7:44 ` [PATCH V2 net-next 4/6] net: sched: add netns refcount tracker to struct tcf_exts Eric Dumazet
2021-12-10 7:44 ` Eric Dumazet [this message]
2021-12-10 7:44 ` [PATCH V2 net-next 6/6] ppp: add netns refcount tracker Eric Dumazet
2021-12-10 16:20 ` [PATCH V2 net-next 0/6] net: netns refcount tracking, base series patchwork-bot+netdevbpf
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