cfg80211: support sysfs namespaces

Enable using network namespaces with
wireless devices even when sysfs is
enabled using the same infrastructure
that was built for netdevs.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Acked-by: "Eric W. Biederman" <ebiederm@xmission.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/net/wireless/core.c b/net/wireless/core.c
index 541e2ff..c70909c 100644
--- a/net/wireless/core.c
+++ b/net/wireless/core.c
@@ -253,11 +253,16 @@
 			WARN_ON(err);
 			wdev->netdev->features |= NETIF_F_NETNS_LOCAL;
 		}
+
+		return err;
 	}
 
 	wiphy_net_set(&rdev->wiphy, net);
 
-	return err;
+	err = device_rename(&rdev->wiphy.dev, dev_name(&rdev->wiphy.dev));
+	WARN_ON(err);
+
+	return 0;
 }
 
 static void cfg80211_rfkill_poll(struct rfkill *rfkill, void *data)