diff --git a/drivers/net/wireless/at76c50x-usb.c b/drivers/net/wireless/at76c50x-usb.c
index f46e2b3..aff09a1 100644
--- a/drivers/net/wireless/at76c50x-usb.c
+++ b/drivers/net/wireless/at76c50x-usb.c
@@ -2298,10 +2298,8 @@
 
 	tasklet_kill(&priv->rx_tasklet);
 
-	if (priv->mac80211_registered) {
-		flush_workqueue(priv->hw->workqueue);
+	if (priv->mac80211_registered)
 		ieee80211_unregister_hw(priv->hw);
-	}
 
 	if (priv->tx_urb) {
 		usb_kill_urb(priv->tx_urb);