From: Fabian Frederick <fabf@skynet.be>
Date: Fri, 20 Feb 2015 18:12:56 +0000 (+0100)
Subject: wan: cosa: replace current->state by set_current_state()
X-Git-Tag: omap-for-v4.1/wl12xx-dt~68^2~60
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=2c45015a66a171de306e23991fec998667b49acf;p=pandora-kernel.git

wan: cosa: replace current->state by set_current_state()

Use helper functions to access current->state.
Direct assignments are prone to races and therefore buggy.

current->state = TASK_RUNNING is replaced by __set_current_state()

Thanks to Peter Zijlstra for the exact definition of the problem.

Suggested-By: Peter Zijlstra <peterz@infradead.org>
Signed-off-by: Fabian Frederick <fabf@skynet.be>
Acked-By: Jan "Yenya" Kasprzak <kas@fi.muni.cz>
Signed-off-by: David S. Miller <davem@davemloft.net>
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