Commit c9b22fb8 authored Jun 25, 2012 by Eliad Peller Committed by Johannes Berg Jun 28, 2012

mac80211: don't require associated->beacon_ies for ps



beacon_ies is needed only in order to extract the dtim
period. However, even if it's missing we can still enter
ps with dtim=1 (which also happens if the TIM ie is invalid).

Most drivers don't use conf.max_sleep_period/ps_dtim_period
anyway, and this check prevents them from entering ps if
they don't have beacon (but only probe response), even though
the beacon is not needed at all.

Signed-off-by: Eliad Peller <eliad@wizery.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>

parent f823981e

net/mac80211/mlme.c

+0 −3

Original line number	Diff line number	Diff line
		@@ -902,9 +902,6 @@ static bool ieee80211_powersave_allowed(struct ieee80211_sub_if_data *sdata)
		if (!mgd->associated)
		return false;

		if (!mgd->associated->beacon_ies)
		return false;

		if (mgd->flags & (IEEE80211_STA_BEACON_POLL \|
		IEEE80211_STA_CONNECTION_POLL))
		return false;

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