[PATCH] net: thunderx: Fix OOPs with ethtool --register-dump

[David Miller]

From: David Daney <ddaney.cavm at gmail.com>
Date: Tue, 16 Aug 2016 12:28:17 -0700

> From: David Daney <david.daney at cavium.com>
> 
> The ethtool_ops .get_regs function attempts to read the nonexistent
> register NIC_QSET_SQ_0_7_CNM_CHG, which produces a "bus error" type
> OOPs.
> 
> Fix by not attempting to read, and removing the definition of,
> NIC_QSET_SQ_0_7_CNM_CHG.  A zero is written into the register dump to
> keep the layout unchanged.
> 
> Signed-off-by: David Daney <david.daney at cavium.com>

Applied.