diff options
| -rw-r--r-- | drivers/usb/gadget/ether.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/usb/gadget/ether.c b/drivers/usb/gadget/ether.c index afc84cfb61f..04b9743c1c1 100644 --- a/drivers/usb/gadget/ether.c +++ b/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; |