From: Pontus Fuchs <pontus.fuchs@gmail.com>
Date: Wed, 11 Jan 2012 13:22:42 +0000 (+0100)
Subject: wl12xx: Make sure HW is available in sched scan ops
X-Git-Tag: v3.4-rc1~177^2~108^2~39^2~126^2~45
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=9e0dc890ce23e2b28ce906bb8f466ca66f420911;p=pandora-kernel.git

wl12xx: Make sure HW is available in sched scan ops

The sched_scan_(stop|start) ops fails to check for WL1271_STATE_OFF.
This can lead to a race where the driver tries to access the HW
while it's off.

Fix this by checking for WL1271_STATE_OFF before accessing the HW.

Signed-off-by: Pontus Fuchs <pontus.fuchs@gmail.com>
Signed-off-by: Luciano Coelho <coelho@ti.com>
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