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Diffstat (limited to 'net/netlink/af_netlink.c')
-rw-r--r--net/netlink/af_netlink.c33
1 files changed, 7 insertions, 26 deletions
diff --git a/net/netlink/af_netlink.c b/net/netlink/af_netlink.c
index de3988ba1f46..1518244ffad9 100644
--- a/net/netlink/af_netlink.c
+++ b/net/netlink/af_netlink.c
@@ -1681,7 +1681,7 @@ int nlmsg_notify(struct sock *sk, struct sk_buff *skb, u32 pid,
#ifdef CONFIG_PROC_FS
struct nl_seq_iter {
- struct net *net;
+ struct seq_net_private p;
int link;
int hash_idx;
};
@@ -1699,7 +1699,7 @@ static struct sock *netlink_seq_socket_idx(struct seq_file *seq, loff_t pos)
for (j = 0; j <= hash->mask; j++) {
sk_for_each(s, node, &hash->table[j]) {
- if (iter->net != s->sk_net)
+ if (iter->p.net != s->sk_net)
continue;
if (off == pos) {
iter->link = i;
@@ -1734,7 +1734,7 @@ static void *netlink_seq_next(struct seq_file *seq, void *v, loff_t *pos)
s = v;
do {
s = sk_next(s);
- } while (s && (iter->net != s->sk_net));
+ } while (s && (iter->p.net != s->sk_net));
if (s)
return s;
@@ -1746,7 +1746,7 @@ static void *netlink_seq_next(struct seq_file *seq, void *v, loff_t *pos)
for (; j <= hash->mask; j++) {
s = sk_head(&hash->table[j]);
- while (s && (iter->net != s->sk_net))
+ while (s && (iter->p.net != s->sk_net))
s = sk_next(s);
if (s) {
iter->link = i;
@@ -1802,27 +1802,8 @@ static const struct seq_operations netlink_seq_ops = {
static int netlink_seq_open(struct inode *inode, struct file *file)
{
- struct nl_seq_iter *iter;
-
- iter = __seq_open_private(file, &netlink_seq_ops, sizeof(*iter));
- if (!iter)
- return -ENOMEM;
-
- iter->net = get_proc_net(inode);
- if (!iter->net) {
- seq_release_private(inode, file);
- return -ENXIO;
- }
-
- return 0;
-}
-
-static int netlink_seq_release(struct inode *inode, struct file *file)
-{
- struct seq_file *seq = file->private_data;
- struct nl_seq_iter *iter = seq->private;
- put_net(iter->net);
- return seq_release_private(inode, file);
+ return seq_open_net(inode, file, &netlink_seq_ops,
+ sizeof(struct nl_seq_iter));
}
static const struct file_operations netlink_seq_fops = {
@@ -1830,7 +1811,7 @@ static const struct file_operations netlink_seq_fops = {
.open = netlink_seq_open,
.read = seq_read,
.llseek = seq_lseek,
- .release = netlink_seq_release,
+ .release = seq_release_net,
};
#endif