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Diffstat (limited to 'fs/proc/proc_net.c')
-rw-r--r--fs/proc/proc_net.c19
1 files changed, 16 insertions, 3 deletions
diff --git a/fs/proc/proc_net.c b/fs/proc/proc_net.c
index 15c2e55d2ed2..39b823ab2564 100644
--- a/fs/proc/proc_net.c
+++ b/fs/proc/proc_net.c
@@ -61,15 +61,27 @@ static int seq_open_net(struct inode *inode, struct file *file)
}
#ifdef CONFIG_NET_NS
p->net = net;
+ netns_tracker_alloc(net, &p->ns_tracker, GFP_KERNEL);
#endif
return 0;
}
+static void seq_file_net_put_net(struct seq_file *seq)
+{
+#ifdef CONFIG_NET_NS
+ struct seq_net_private *priv = seq->private;
+
+ put_net_track(priv->net, &priv->ns_tracker);
+#else
+ put_net(&init_net);
+#endif
+}
+
static int seq_release_net(struct inode *ino, struct file *f)
{
struct seq_file *seq = f->private_data;
- put_net(seq_file_net(seq));
+ seq_file_net_put_net(seq);
seq_release_private(ino, f);
return 0;
}
@@ -87,7 +99,8 @@ int bpf_iter_init_seq_net(void *priv_data, struct bpf_iter_aux_info *aux)
#ifdef CONFIG_NET_NS
struct seq_net_private *p = priv_data;
- p->net = get_net(current->nsproxy->net_ns);
+ p->net = get_net_track(current->nsproxy->net_ns, &p->ns_tracker,
+ GFP_KERNEL);
#endif
return 0;
}
@@ -97,7 +110,7 @@ void bpf_iter_fini_seq_net(void *priv_data)
#ifdef CONFIG_NET_NS
struct seq_net_private *p = priv_data;
- put_net(p->net);
+ put_net_track(p->net, &p->ns_tracker);
#endif
}