From 4f94a929e4adb0d0ed78d448ff68fe870163c575 Mon Sep 17 00:00:00 2001
From: Steve Glendinning <steve.glendinning@shawell.net>
Date: Fri, 4 May 2012 00:57:12 +0000
Subject: [PATCH] smsc75xx: eliminate unnecessary phy register read

Only a write is necessary to clear the interrupt status, and we
don't use the value from the preceding read operation.  This
patch eliminates the unnecessary read.

Signed-off-by: Steve Glendinning <steve.glendinning@shawell.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
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