[NET]: Make core networking code use seq_open_private

This concerns the ipv4 and ipv6 code mostly, but also the netlink
and unix sockets.

The netlink code is an example of how to use the __seq_open_private()
call - it saves the net namespace on this private.

Signed-off-by: Pavel Emelyanov <xemul@openvz.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Pavel Emelyanov
2007-10-10 02:29:29 -07:00
committed by David S. Miller
parent 39699037a5
commit cf7732e4cc
15 changed files with 37 additions and 335 deletions

View File

@@ -2086,25 +2086,7 @@ static const struct seq_operations unix_seq_ops = {
static int unix_seq_open(struct inode *inode, struct file *file)
{
struct seq_file *seq;
int rc = -ENOMEM;
int *iter = kmalloc(sizeof(int), GFP_KERNEL);
if (!iter)
goto out;
rc = seq_open(file, &unix_seq_ops);
if (rc)
goto out_kfree;
seq = file->private_data;
seq->private = iter;
*iter = 0;
out:
return rc;
out_kfree:
kfree(iter);
goto out;
return seq_open_private(file, &unix_seq_ops, sizeof(int));
}
static const struct file_operations unix_seq_fops = {