Quoting Roland Dreier <[EMAIL PROTECTED]>:
> Subject: Re: ipoib: question
>
> > Is this better?
> >
> > - return (struct ipoib_neigh **) (neigh->ha + 24 -
> > - (offsetof(struct neighbour, ha) &
> 4));
> > + return (void*)neigh +
> > ALIGN(offsetof(struct neighbour, ha) + INFINIBAND_ALEN, x)
>
> I guess so, with "x" replaced by "sizeof (void *)".
>
> - R.
>
Right, there's also a ; missing - I hope you figured out it wasnt a real
patch. The below does compile.
Signed-off-by: Michael S. Tsirkin <[EMAIL PROTECTED]>
Index: linux-2.6.14/drivers/infiniband/ulp/ipoib/ipoib.h
===================================================================
--- linux-2.6.14.orig/drivers/infiniband/ulp/ipoib/ipoib.h 2005-12-16
02:15:55.000000000 +0200
+++ linux-2.6.14/drivers/infiniband/ulp/ipoib/ipoib.h 2005-12-16
02:39:42.000000000 +0200
@@ -219,8 +219,8 @@ struct ipoib_neigh {
static inline struct ipoib_neigh **to_ipoib_neigh(struct neighbour *neigh)
{
- return (struct ipoib_neigh **) (neigh->ha + 24 -
- (offsetof(struct neighbour, ha) & 4));
+ return (void*)neigh + ALIGN(offsetof(struct neighbour, ha) +
+ INFINIBAND_ALEN, sizeof(void *));
}
extern struct workqueue_struct *ipoib_workqueue;
--
MST
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