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RE: [net-next v2 3/3] cfg80211: add MPLS and 802.21 classification

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> > Thought so, as well. But it seems that skb->protocol is not properly
> > set when the packet originates from a packet socket.  And in our case
> > we cannot set it to a fixed etherType in the bind() call since we use
> > three different etherTypes on the same socket.
> 
> So many things break if the skb->protocol isn't set correctly that I would
> consider such SKBs mal-formed.

Agreed.

> You can specify the protocol number in the msghdr passed into the send.

Will take a look. Thx. Need to check if there is also a way to set the protocol number when using TX_RINGs, where  we use one send() call to signal the kernel that a bunch of frames (with potentially different protocol numbers) is ready for consumption.


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