[PATCH] mac80211: use debugfs_rename

Signed-off-by: Johannes Berg <johannes@sipsolutions.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

diff --git a/net/mac80211/debugfs_netdev.c b/net/mac80211/debugfs_netdev.c
index a3e01d76d503746cc0913d37a38bfdf0e7cd0dae..799a9208c4b47899540196857dcd903052252093 100644 (file)
--- a/net/mac80211/debugfs_netdev.c
+++ b/net/mac80211/debugfs_netdev.c
@@ -397,6 +397,8 @@ static int netdev_notify(struct notifier_block * nb,
                         void *ndev)
 {
        struct net_device *dev = ndev;
+       struct dentry *dir;
+       struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
        char buf[10+IFNAMSIZ];
 
        if (state != NETDEV_CHANGENAME)
@@ -408,10 +410,11 @@ static int netdev_notify(struct notifier_block * nb,
        if (dev->ieee80211_ptr->wiphy->privid != mac80211_wiphy_privid)
                return 0;
 
-       /* TODO
        sprintf(buf, "netdev:%s", dev->name);
-       debugfs_rename(IEEE80211_DEV_TO_SUB_IF(dev)->debugfsdir, buf);
-       */
+       dir = sdata->debugfsdir;
+       if (!debugfs_rename(dir->d_parent, dir, dir->d_parent, buf))
+               printk(KERN_ERR "mac80211: debugfs: failed to rename debugfs "
+                      "dir to %s\n", buf);
 
        return 0;
 }