From: Steve Glendinning <steve.glendinning@shawell.net>
Date: Fri, 4 May 2012 00:57:12 +0000 (+0000)
Subject: smsc75xx: eliminate unnecessary phy register read
X-Git-Tag: v3.5-rc1~109^2~143
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=4f94a929e4adb0d0ed78d448ff68fe870163c575;p=pandora-kernel.git

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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