From 084236d8c53952f14b5cb1741311c80c7fbe8289 Mon Sep 17 00:00:00 2001
From: Ben Hutchings <ben.hutchings@codethink.co.uk>
Date: Thu, 22 Jan 2015 12:41:34 +0000
Subject: [PATCH] sh_eth: Fix crash or memory leak when resizing rings on
 device that is down

If the device is down then no packet buffers should be allocated.
We also must not touch its registers as it may be powered off.

Signed-off-by: Ben Hutchings <ben.hutchings@codethink.co.uk>
Signed-off-by: David S. Miller <davem@davemloft.net>
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Reading git-format-patch failed