diff --git a/[refs] b/[refs]
index f7a2963f08dd..f596c4f7dfe5 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: bae4bd848dc0b7e6defc7a5d62834a35d1eed06d
+refs/heads/master: 7802ac5c29d135345db1b06f9167075cd9f2d675
diff --git a/trunk/drivers/usb/gadget/ether.c b/trunk/drivers/usb/gadget/ether.c
index afc84cfb61f9..04b9743c1c1f 100644
--- a/trunk/drivers/usb/gadget/ether.c
+++ b/trunk/drivers/usb/gadget/ether.c
@@ -1549,7 +1549,8 @@ static int eth_change_mtu (struct net_device *net, int new_mtu)
 {
 	struct eth_dev	*dev = netdev_priv(net);
 
-	// FIXME if rndis, don't change while link's live
+	if (dev->rndis)
+		return -EBUSY;
 
 	if (new_mtu <= ETH_HLEN || new_mtu > ETH_FRAME_LEN)
 		return -ERANGE;