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Subject: Re: [PATCH] mac80211: enable power save only if DTIM period is
 available
From: Johannes Berg <johannes@sipsolutions.net>
To: linux-wireless@vger.kernel.org
Cc: Alexander Bondar <alexander.bondar@intel.com>
Date: Thu, 16 May 2013 23:01:19 +0200
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On Fri, 2013-05-10 at 16:10 +0200, Johannes Berg wrote:
> From: Alexander Bondar <alexander.bondar@intel.com>
> 
> Generally, the DTIM period is available after a beacon has
> been received, and if no beacon has been received enabling
> powersave is problematic anyway for synchronisation. Since
> some drivers may require the DTIM period for powersave,
> don't enable powersave until it becomes available in case
> the scan/association managed to not receive a beacon.

Applied.

johannes