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SubjectRe: 2.2.13 ISDN funnies
On Thu, Oct 28, 1999 at 11:04:15PM +0100, Alan Cox wrote:
> > Async ppp in 2.2.x as well as the generic ppp in 2.3.x have no
> > dev->hard_header() method. Karsten's routing scenario
> > (e.g. from slip or raw hdlc device to ppp-over-ethernet) will result in
> We assume if it doesnt have a hard header method it doesnt have a hard
> header.
> > as provided by dev_alloc_skb(). Now, if ip_output does not reallocate
> > headroom because ppp has no dev->hard_header() method, problems might
> > occur.
> Yes. Its a mismatched assumption rather than a bug.

OK, what should we do, insert a (dummy) dev->hard_header() method in
the isdn driver as first workaround ?


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