--- zzzz-none-000/linux-2.6.19.2/net/bridge/br_device.c	2007-01-10 19:10:37.000000000 +0000
+++ davinci-8020-5505/linux-2.6.19.2/net/bridge/br_device.c	2008-06-06 14:10:51.000000000 +0000
@@ -183,6 +183,14 @@
 	dev->tx_queue_len = 0;
 	dev->set_mac_address = br_set_mac_address;
 	dev->priv_flags = IFF_EBRIDGE;
+	/* == AVM/SK 20080529 == 
+	 * Reserve extra space for WLAN header to avoid
+	 * skb copy.
+	 */
+	dev->hard_header_len = ETH_HLEN + 40;
+#if 0
+	dev->hard_header_len = ETH_HLEN;
+#endif
 
  	dev->features = NETIF_F_SG | NETIF_F_FRAGLIST | NETIF_F_HIGHDMA |
  			NETIF_F_TSO | NETIF_F_NO_CSUM | NETIF_F_GSO_ROBUST;