[openib-general] oops with multicast patches

[Sean Hefty]

> > Maybe there is a problem with the multicast module when the attach to
> > multicast group verb fails?
>
>I guess it would be in the ipoib driver error handling or how it
>interacts with the multicast module, since the attach to multicast
>happens in the ipoib driver, not the multicast module.
>
>Sean, does this give you any ideas of what to look at?

I think so.  Thanks for the feedback.  Hopefully I can reproduce this now.