[ewg] [PATCH] IB/IPoIB Check if grat. ARP changed had arrived when working in connected mode

[Moni Shoua]

Moni Shoua wrote:
>     move a little up the code that checks for a situation where the remote GID stored in the ipoib_neigh is
>     different than the one present in the neighbour (handle Gratuitous ARP) or that a bonding fail over has
>     happened but the neighbour still has a pointer to an ipoib_neigh created not by the current slave. This
>     will cause the driver to apply the check also for connected mode neighbours.
>     This patch was tested against upstream kernel and ofed_kernel.
>     
>     Signed-off-by: Or Gerlitz <ogerlitz at voltaire.com>
>     Signed-off-by: Moni Shoua <monis at voltaire.com>
> 

This patch resolves a critical bug: https://bugs.openfabrics.org/show_bug.cgi?id=878