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cfg80211: re-enable CSA for drivers that support it

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This reverts commit dda444d524.

Channel switching code has been reworked and
improved significantly since the time original
locking issues were found.

Signed-off-by: Michal Kazior <michal.kazior@tieto.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
This commit is contained in:
Michal Kazior 2014-07-28 15:21:05 +02:00 committed by Johannes Berg
parent c70f59a2a0
commit f41ef64853
1 changed files with 0 additions and 6 deletions
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6
net/wireless/core.c
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@ -492,12 +492,6 @@ int wiphy_register(struct wiphy *wiphy)
int i;
u16 ifmodes = wiphy->interface_modes;
/*
* There are major locking problems in nl80211/mac80211 for CSA,
* disable for all drivers until this has been reworked.
*/
wiphy->flags &= ~WIPHY_FLAG_HAS_CHANNEL_SWITCH;
#ifdef CONFIG_PM
if (WARN_ON(wiphy->wowlan &&
(wiphy->wowlan->flags & WIPHY_WOWLAN_GTK_REKEY_FAILURE) &&