Re: cvs commit: src/sys/dev/ath if_ath.c src/sys/dev/ipw if_ipw.c src/sys/dev/iwi if_iwi.c src/sys/dev/ral rt2560.c rt2661.c src/sys/dev/usb if_ural.c src/sys/dev/wi if_wi.c src/sys/net bpf.c bpf.h bpfdesc.h if_disc.c if_gif.c if_gre.c if_loop.c if_sl.c ...

[Benno Rice]

Christian S.J. Peron wrote:

[snip]

  Log:
  Fix the following bpf(4) race condition which can result in a panic:

[snip]

This change causes panics in kernels that don't have device bpf present.
The attached patch fixes this.

--
Benno Rice
[EMAIL PROTECTED]

Index: bpf.h
===================================================================
RCS file: /home/ncvs/src/sys/net/bpf.h,v
retrieving revision 1.41
diff -u -r1.41 bpf.h
--- bpf.h       2 Jun 2006 19:59:32 -0000       1.41
+++ bpf.h       3 Jun 2006 04:31:10 -0000
@@ -630,7 +630,11 @@
 bpf_peers_present(struct bpf_if *bpf)
 {
 
+#if defined(DEV_BPF) || defined(NETGRAPH_BPF)
        return !LIST_EMPTY(&bpf->bif_dlist);
+#else
+       return (0);
+#endif
 }
 
 #define        BPF_TAP(_ifp,_pkt,_pktlen) do {                         \

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