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Use ETHER_BPF_MTAP() instead of BPF_MTAP() here. It's possible

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incoming packets have had their 802.1Q tags processed by the
hardware, resulting in them being stripped from the packets, and
placed on the mbuf.  This fixes the processing of 802.1Q tags when
hardware offload of 802.1Q tags is enabled.
This commit is contained in:
Christian S.J. Peron 2007-02-22 14:50:31 +00:00
parent 2cbcccc774
commit d05d46160a
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=166888
1 changed files with 3 additions and 2 deletions
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5
sys/net/if_ethersubr.c
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@ -558,9 +558,10 @@ ether_input(struct ifnet *ifp, struct mbuf *m)
#endif
/*
* Give bpf a chance at the packet.
* Give bpf a chance at the packet. Process any 802.1Q tags
* that may have been attached to the mbuf.
*/
BPF_MTAP(ifp, m);
ETHER_BPF_MTAP(ifp, m);
/* If the CRC is still on the packet, trim it off. */
if (m->m_flags & M_HASFCS) {