[ofa-general] [PATCH/RFC] IPoIB: Don't drop multicast packets sent before group is joined

[Roland Dreier]

 > Could you reapply the patch? The semantics are exaclty as demanded by
 > David Miller. It blocks the process that is doing the join and not the
 > others.

No, the semantics are not the same.  It doesn't block until socket space
is exhausted, and it will no longer work if the net stack does
skb_orphan before giving the packet to the network driver.