Merge branch 'mellanox-net-fixes'

Or Gerlitz says:

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Mellanox NIC driver update, Nov 12, 2015

Few small mlx5 and mlx4 fixes from the team... done over
net commit c5a3788 "Merge branch 'akpm' (patches from Andrew)"

Eran's patch needs to go to 4.2 and 4.3 stable kernels.

Tariq's patch need to go to 4.3 stable too.
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Signed-off-by: David S. Miller <davem@davemloft.net>