From: Bjørn Mork
> Sent: 16 November 2015 18:17
> A recent flaw in the netdev feature setting resulted in warnings
> like this one from VLAN interfaces:
>
> WARNING: CPU: 1 PID: 4975 at net/core/dev.c:2419
> skb_warn_bad_offload+0xbc/0xcb()
> : caps=(0x00000000001b5820, 0x00000000001b5829) len=2782 data_len=0
> gso_size=1348 gso_type=16
> ip_summed=3
>
> The ":" is supposed to be preceded by a driver name, but in this
> case it is an empty string since the device has no parent.
...
There'll also be no name if skb->dev is NULL.
There may not be anything interesting to print instead, but something
other than "" would be more useful.
David
