Re: [PATCH RESEND bpf-next 10/15] ice: Implement VLAN tag hint

From: Jesper Dangaard Brouer
Date: Mon May 15 2023 - 11:08:25 EST




On 15/05/2023 15.41, Larysa Zaremba wrote:
+ *vlan_tag = ice_get_vlan_tag_from_rx_desc(xdp_ext->eop_desc);
Should we also do the following:

if (!*vlan_tag)
return -ENODATA;

?
Oh, returning VLAN tag with zero value really made sense to me at the beginning,
but after playing with different kinds of packets, I think returning error makes
more sense. Will change.


IIRC then VLAN tag zero is also a valid id, right?

--Jesper