On Sun, 23 Sep 2001, Jonathan Lemon wrote:
> >sys/net/if.c and bpf.c have problems with if_detach() and
> >bpfdetach() when they are called with a struct ifnet that has not had
> >if_attach() and bpfattach() called on it. Null pointer reference ->
> >*boom* etc.
>
> I would say that this is to be expected. Why is the system calling
> the detach functions on a device that isn't attached in the first
> place?
Driver mistake, but I see no reason why these functions shouldn't handle
this gracefully.
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