--- zzzz-none-000/linux-2.6.39.4/drivers/usb/gadget/u_ether.c 2011-08-03 19:43:28.000000000 +0000 +++ puma6-arm-6490-729/linux-2.6.39.4/drivers/usb/gadget/u_ether.c 2021-11-10 13:23:10.000000000 +0000 @@ -319,7 +319,6 @@ skb2->protocol = eth_type_trans(skb2, dev->net); dev->net->stats.rx_packets++; dev->net->stats.rx_bytes += skb2->len; - /* no buffer copies needed, unless hardware can't * use skb buffers. */ @@ -676,7 +675,6 @@ spin_lock_irqsave(&dev->lock, flags); if (dev->port_usb) { struct gether *link = dev->port_usb; - if (link->close) link->close(link);