Added 2.3/4 fix for the "unknown mode" bug fix.

src/p80211/p80211netdev.c

@@ -393,7 +393,11 @@ int p80211knetdev_hard_start_xmit( struct sk_buff *skb, netdevice_t *netdev)
 	default:
 		/* Mode isn't set yet, just drop the frame and return success */
 		/* TODO: we need a saner way to handle this */
+#if (LINUX_VERSION_CODE < WLAN_KVERSION(2,3,38) )
 		netdev->tbusy = 0;
+#else
+		netif_wake_queue(netdev);
+#endif
 		dev_kfree_skb(skb);
 		WLAN_LOG_NOTICE0("Tx attempt prior to association, frame dropped.\n");
 		return 0;