From owner-freebsd-net  Tue May 30  4:38:37 2000
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In-reply-to: itojun's message of Tue, 30 May 2000 09:57:12 JST.
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Subject: Re: BPF fix to if_loop.c 
From: Jun-ichiro itojun Hagino <itojun@iijlab.net>
Date: Tue, 30 May 2000 20:36:50 +0900
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>	The following one-liner avoids junk (non-matching DLT_xx encapsulation)
>	to be injected to bpf, non-loopback ifp is passed to if_simloop.
>-	if (ifp->if_bpf) {
>+	if (ifp->if_bpf && ifp->if_flags & IFF_LOOPBACK) {

	sorry this was incorrect.  however, I think there should be check
	if ifp really wants DLT_NULL encapsulation or not.

itojun


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