diff options
| -rw-r--r-- | drivers/net/tun.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/drivers/net/tun.c b/drivers/net/tun.c index d83ccb8c982b..811d3517fce0 100644 --- a/drivers/net/tun.c +++ b/drivers/net/tun.c @@ -1322,21 +1322,22 @@ static int tun_chr_open(struct inode *inode, struct file * file) static int tun_chr_close(struct inode *inode, struct file *file) { struct tun_file *tfile = file->private_data; - struct tun_struct *tun = __tun_get(tfile); + struct tun_struct *tun; + rtnl_lock(); + tun = __tun_get(tfile); if (tun) { DBG(KERN_INFO "%s: tun_chr_close\n", tun->dev->name); - rtnl_lock(); __tun_detach(tun); /* If desireable, unregister the netdevice. */ if (!(tun->flags & TUN_PERSIST)) unregister_netdevice(tun->dev); - rtnl_unlock(); } + rtnl_unlock(); tun = tfile->tun; if (tun) |