From: Mohammed Shafi Shajakhan <mohammed@qca.qualcomm.com>
Date: Tue, 4 Sep 2012 14:03:32 +0000 (+0530)
Subject: ath9k_hw: Fix invalid MCI GPM index access/caching
X-Git-Tag: omap-for-v3.7-rc1/fixes-cpufreq-signed~47^2~163^2^2~47
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=90be994cd0d70fbe4a97b144806db6cfa497392c;p=pandora-kernel.git

ath9k_hw: Fix invalid MCI GPM index access/caching

There is a possibility that AR_MCI_GPM_1 register can
return 0xdeadbeef and this results in caching of invalid
GPM index in ar9003_mci_is_gpm_valid. Ensure we
have appropriate checks to avoid this.

Cc: xijin luo <xijin@qca.qualcomm.com>
Signed-off-by: Mohammed Shafi Shajakhan <mohammed@qca.qualcomm.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
---

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