On 03/04/2013 04:01 PM, Matt Domsch wrote: > drivers/net/ethernet/sfc/siena.c: efx->net_dev->dev_id = EFX_OWORD_FIELD(reg, FRF_CZ_CS_PORT_NUM) - 1; I think sfc does not really *need* to set dev_id. Yes, these are multi-port cards, but the ports are on distinct PCI functions. Michal