From: Florian Fainelli <f.fainelli@gmail.com>
Date: Wed, 26 Nov 2014 02:08:48 +0000 (-0800)
Subject: net: dsa: bcm_sf2: fix unmapping registers in case of errors
X-Git-Tag: omap-for-v3.19/fixes-for-merge-window~65^2~5^2~1
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=a566059d89139c3c3ce21b0c7cb37886b2549b78;p=pandora-kernel.git

net: dsa: bcm_sf2: fix unmapping registers in case of errors

In case we fail to ioremap() one of our registers, we would be leaking
existing mappings, unwind those accordingly on errors.

Fixes: 246d7f773c13 ("net: dsa: add Broadcom SF2 switch driver")
Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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